4920851728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{186283}}^1$

素因数の和:186431

約数の個数: 40

約数和(自身を含む): 10348448768

約数和(自身を除く): 5427597040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 13208, 26416, 186283, 372566, 745132, 1490264, 2421679, 2980528, 4843358, 9686716, 19373432, 23657941, 38746864, 47315882, 94631764, 189263528, 307553233, 378527056, 615106466, 1230212932, 2460425864, 4920851728]

約数ペア:

[(1, 4920851728), (2, 2460425864), (4, 1230212932), (8, 615106466), (13, 378527056), (16, 307553233), (26, 189263528), (52, 94631764), (104, 47315882), (127, 38746864), (208, 23657941), (254, 19373432), (508, 9686716), (1016, 4843358), (1651, 2980528), (2032, 2421679), (3302, 1490264), (6604, 745132), (13208, 372566), (26416, 186283)]