20185287544

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{3863}}^1$

素因数の和:4172

約数の個数: 64

約数和(自身を含む): 39468441600

約数和(自身を除く): 19283154056

約数列:

[1, 2, 4, 8, 37, 74, 127, 139, 148, 254, 278, 296, 508, 556, 1016, 1112, 3863, 4699, 5143, 7726, 9398, 10286, 15452, 17653, 18796, 20572, 30904, 35306, 37592, 41144, 70612, 141224, 142931, 285862, 490601, 536957, 571724, 653161, 981202, 1073914, 1143448, 1306322, 1962404, 2147828, 2612644, 3924808, 4295656, 5225288, 18152237, 19867409, 36304474, 39734818, 68193539, 72608948, 79469636, 136387078, 145217896, 158939272, 272774156, 545548312, 2523160943, 5046321886, 10092643772, 20185287544]

約数ペア:

[(1, 20185287544), (2, 10092643772), (4, 5046321886), (8, 2523160943), (37, 545548312), (74, 272774156), (127, 158939272), (139, 145217896), (148, 136387078), (254, 79469636), (278, 72608948), (296, 68193539), (508, 39734818), (556, 36304474), (1016, 19867409), (1112, 18152237), (3863, 5225288), (4699, 4295656), (5143, 3924808), (7726, 2612644), (9398, 2147828), (10286, 1962404), (15452, 1306322), (17653, 1143448), (18796, 1073914), (20572, 981202), (30904, 653161), (35306, 571724), (37592, 536957), (41144, 490601), (70612, 285862), (141224, 142931)]