19156745348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{4759}}^1$

素因数の和:5364

約数の個数: 48

約数和(自身を含む): 36385440000

約数和(自身を除く): 17228694652

約数列:

[1, 2, 4, 13, 26, 52, 199, 389, 398, 778, 796, 1556, 2587, 4759, 5057, 5174, 9518, 10114, 10348, 19036, 20228, 61867, 77411, 123734, 154822, 247468, 309644, 947041, 1006343, 1851251, 1894082, 2012686, 3702502, 3788164, 4025372, 7405004, 12311533, 24066263, 24623066, 48132526, 49246132, 96265052, 368398949, 736797898, 1473595796, 4789186337, 9578372674, 19156745348]

約数ペア:

[(1, 19156745348), (2, 9578372674), (4, 4789186337), (13, 1473595796), (26, 736797898), (52, 368398949), (199, 96265052), (389, 49246132), (398, 48132526), (778, 24623066), (796, 24066263), (1556, 12311533), (2587, 7405004), (4759, 4025372), (5057, 3788164), (5174, 3702502), (9518, 2012686), (10114, 1894082), (10348, 1851251), (19036, 1006343), (20228, 947041), (61867, 309644), (77411, 247468), (123734, 154822)]