19797648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31727}}^1$

素因数の和:31751

約数の個数: 40

約数和(自身を含む): 55079808

約数和(自身を除く): 35282160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31727, 63454, 95181, 126908, 190362, 253816, 380724, 412451, 507632, 761448, 824902, 1237353, 1522896, 1649804, 2474706, 3299608, 4949412, 6599216, 9898824, 19797648]

約数ペア:

[(1, 19797648), (2, 9898824), (3, 6599216), (4, 4949412), (6, 3299608), (8, 2474706), (12, 1649804), (13, 1522896), (16, 1237353), (24, 824902), (26, 761448), (39, 507632), (48, 412451), (52, 380724), (78, 253816), (104, 190362), (156, 126908), (208, 95181), (312, 63454), (624, 31727)]