19695984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 64317312

約数和(自身を除く): 44621328

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 73, 77, 84, 88, 112, 132, 146, 154, 168, 176, 219, 231, 264, 292, 308, 336, 438, 462, 511, 528, 584, 616, 803, 876, 924, 1022, 1168, 1232, 1533, 1606, 1752, 1848, 2044, 2409, 3066, 3212, 3504, 3696, 4088, 4818, 5329, 5621, 6132, 6424, 8176, 9636, 10658, 11242, 12264, 12848, 15987, 16863, 19272, 21316, 22484, 24528, 31974, 33726, 37303, 38544, 42632, 44968, 58619, 63948, 67452, 74606, 85264, 89936, 111909, 117238, 127896, 134904, 149212, 175857, 223818, 234476, 255792, 269808, 298424, 351714, 410333, 447636, 468952, 596848, 703428, 820666, 895272, 937904, 1230999, 1406856, 1641332, 1790544, 2461998, 2813712, 3282664, 4923996, 6565328, 9847992, 19695984]

約数ペア:

[(1, 19695984), (2, 9847992), (3, 6565328), (4, 4923996), (6, 3282664), (7, 2813712), (8, 2461998), (11, 1790544), (12, 1641332), (14, 1406856), (16, 1230999), (21, 937904), (22, 895272), (24, 820666), (28, 703428), (33, 596848), (42, 468952), (44, 447636), (48, 410333), (56, 351714), (66, 298424), (73, 269808), (77, 255792), (84, 234476), (88, 223818), (112, 175857), (132, 149212), (146, 134904), (154, 127896), (168, 117238), (176, 111909), (219, 89936), (231, 85264), (264, 74606), (292, 67452), (308, 63948), (336, 58619), (438, 44968), (462, 42632), (511, 38544), (528, 37303), (584, 33726), (616, 31974), (803, 24528), (876, 22484), (924, 21316), (1022, 19272), (1168, 16863), (1232, 15987), (1533, 12848), (1606, 12264), (1752, 11242), (1848, 10658), (2044, 9636), (2409, 8176), (3066, 6424), (3212, 6132), (3504, 5621), (3696, 5329), (4088, 4818)]