20853366

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 43072128

約数和(自身を除く): 22218762

約数列:

[1, 2, 3, 6, 43, 86, 129, 131, 258, 262, 393, 617, 786, 1234, 1851, 3702, 5633, 11266, 16899, 26531, 33798, 53062, 79593, 80827, 159186, 161654, 242481, 484962, 3475561, 6951122, 10426683, 20853366]

約数ペア:

[(1, 20853366), (2, 10426683), (3, 6951122), (6, 3475561), (43, 484962), (86, 242481), (129, 161654), (131, 159186), (258, 80827), (262, 79593), (393, 53062), (617, 33798), (786, 26531), (1234, 16899), (1851, 11266), (3702, 5633)]