20737512

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 62976000

約数和(自身を除く): 42238488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 108, 114, 124, 152, 163, 171, 186, 216, 228, 248, 279, 326, 342, 372, 456, 489, 513, 558, 589, 652, 684, 744, 837, 978, 1026, 1116, 1178, 1304, 1368, 1467, 1674, 1767, 1956, 2052, 2232, 2356, 2934, 3097, 3348, 3534, 3912, 4104, 4401, 4712, 5053, 5301, 5868, 6194, 6696, 7068, 8802, 9291, 10106, 10602, 11736, 12388, 14136, 15159, 15903, 17604, 18582, 20212, 21204, 24776, 27873, 30318, 31806, 35208, 37164, 40424, 42408, 45477, 55746, 60636, 63612, 74328, 83619, 90954, 96007, 111492, 121272, 127224, 136431, 167238, 181908, 192014, 222984, 272862, 288021, 334476, 363816, 384028, 545724, 576042, 668952, 768056, 864063, 1091448, 1152084, 1728126, 2304168, 2592189, 3456252, 5184378, 6912504, 10368756, 20737512]

約数ペア:

[(1, 20737512), (2, 10368756), (3, 6912504), (4, 5184378), (6, 3456252), (8, 2592189), (9, 2304168), (12, 1728126), (18, 1152084), (19, 1091448), (24, 864063), (27, 768056), (31, 668952), (36, 576042), (38, 545724), (54, 384028), (57, 363816), (62, 334476), (72, 288021), (76, 272862), (93, 222984), (108, 192014), (114, 181908), (124, 167238), (152, 136431), (163, 127224), (171, 121272), (186, 111492), (216, 96007), (228, 90954), (248, 83619), (279, 74328), (326, 63612), (342, 60636), (372, 55746), (456, 45477), (489, 42408), (513, 40424), (558, 37164), (589, 35208), (652, 31806), (684, 30318), (744, 27873), (837, 24776), (978, 21204), (1026, 20212), (1116, 18582), (1178, 17604), (1304, 15903), (1368, 15159), (1467, 14136), (1674, 12388), (1767, 11736), (1956, 10602), (2052, 10106), (2232, 9291), (2356, 8802), (2934, 7068), (3097, 6696), (3348, 6194), (3534, 5868), (3912, 5301), (4104, 5053), (4401, 4712)]