20161788816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32310559}}^1$

素因数の和:32310583

約数の個数: 40

約数和(自身を含む): 56091132160

約数和(自身を除く): 35929343344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32310559, 64621118, 96931677, 129242236, 193863354, 258484472, 387726708, 420037267, 516968944, 775453416, 840074534, 1260111801, 1550906832, 1680149068, 2520223602, 3360298136, 5040447204, 6720596272, 10080894408, 20161788816]

約数ペア:

[(1, 20161788816), (2, 10080894408), (3, 6720596272), (4, 5040447204), (6, 3360298136), (8, 2520223602), (12, 1680149068), (13, 1550906832), (16, 1260111801), (24, 840074534), (26, 775453416), (39, 516968944), (48, 420037267), (52, 387726708), (78, 258484472), (104, 193863354), (156, 129242236), (208, 96931677), (312, 64621118), (624, 32310559)]