19516420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:98

約数の個数: 192

約数和(自身を含む): 58060800

約数和(自身を除く): 38544380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 23, 28, 29, 35, 38, 44, 46, 55, 58, 70, 76, 77, 92, 95, 110, 115, 116, 133, 140, 145, 154, 161, 190, 203, 209, 220, 230, 253, 266, 290, 308, 319, 322, 380, 385, 406, 418, 437, 460, 506, 532, 551, 580, 638, 644, 665, 667, 770, 805, 812, 836, 874, 1012, 1015, 1045, 1102, 1265, 1276, 1330, 1334, 1463, 1540, 1595, 1610, 1748, 1771, 2030, 2090, 2185, 2204, 2233, 2530, 2660, 2668, 2755, 2926, 3059, 3190, 3220, 3335, 3542, 3857, 4060, 4180, 4370, 4466, 4669, 4807, 5060, 5510, 5852, 6061, 6118, 6380, 6670, 7084, 7315, 7337, 7714, 8740, 8855, 8932, 9338, 9614, 11020, 11165, 12122, 12236, 12673, 13340, 14630, 14674, 15295, 15428, 17710, 18676, 19228, 19285, 22330, 23345, 24035, 24244, 25346, 29260, 29348, 30305, 30590, 33649, 35420, 36685, 38570, 42427, 44660, 46690, 48070, 50692, 51359, 60610, 61180, 63365, 67298, 73370, 77140, 84854, 88711, 93380, 96140, 102718, 121220, 126730, 134596, 139403, 146740, 168245, 169708, 177422, 205436, 212135, 253460, 256795, 278806, 336490, 354844, 424270, 443555, 513590, 557612, 672980, 697015, 848540, 887110, 975821, 1027180, 1394030, 1774220, 1951642, 2788060, 3903284, 4879105, 9758210, 19516420]

約数ペア:

[(1, 19516420), (2, 9758210), (4, 4879105), (5, 3903284), (7, 2788060), (10, 1951642), (11, 1774220), (14, 1394030), (19, 1027180), (20, 975821), (22, 887110), (23, 848540), (28, 697015), (29, 672980), (35, 557612), (38, 513590), (44, 443555), (46, 424270), (55, 354844), (58, 336490), (70, 278806), (76, 256795), (77, 253460), (92, 212135), (95, 205436), (110, 177422), (115, 169708), (116, 168245), (133, 146740), (140, 139403), (145, 134596), (154, 126730), (161, 121220), (190, 102718), (203, 96140), (209, 93380), (220, 88711), (230, 84854), (253, 77140), (266, 73370), (290, 67298), (308, 63365), (319, 61180), (322, 60610), (380, 51359), (385, 50692), (406, 48070), (418, 46690), (437, 44660), (460, 42427), (506, 38570), (532, 36685), (551, 35420), (580, 33649), (638, 30590), (644, 30305), (665, 29348), (667, 29260), (770, 25346), (805, 24244), (812, 24035), (836, 23345), (874, 22330), (1012, 19285), (1015, 19228), (1045, 18676), (1102, 17710), (1265, 15428), (1276, 15295), (1330, 14674), (1334, 14630), (1463, 13340), (1540, 12673), (1595, 12236), (1610, 12122), (1748, 11165), (1771, 11020), (2030, 9614), (2090, 9338), (2185, 8932), (2204, 8855), (2233, 8740), (2530, 7714), (2660, 7337), (2668, 7315), (2755, 7084), (2926, 6670), (3059, 6380), (3190, 6118), (3220, 6061), (3335, 5852), (3542, 5510), (3857, 5060), (4060, 4807), (4180, 4669), (4370, 4466)]