1640253882

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{56401}}^1$

素因数の和:56574

約数の個数: 32

約数和(自身を含む): 3394949184

約数和(自身を除く): 1754695302

約数列:

[1, 2, 3, 6, 37, 74, 111, 131, 222, 262, 393, 786, 4847, 9694, 14541, 29082, 56401, 112802, 169203, 338406, 2086837, 4173674, 6260511, 7388531, 12521022, 14777062, 22165593, 44331186, 273375647, 546751294, 820126941, 1640253882]

約数ペア:

[(1, 1640253882), (2, 820126941), (3, 546751294), (6, 273375647), (37, 44331186), (74, 22165593), (111, 14777062), (131, 12521022), (222, 7388531), (262, 6260511), (393, 4173674), (786, 2086837), (4847, 338406), (9694, 169203), (14541, 112802), (29082, 56401)]