18851162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 32237568

約数和(自身を除く): 13386406

約数列:

[1, 2, 11, 22, 31, 62, 131, 211, 262, 341, 422, 682, 1441, 2321, 2882, 4061, 4642, 6541, 8122, 13082, 27641, 44671, 55282, 71951, 89342, 143902, 304051, 608102, 856871, 1713742, 9425581, 18851162]

約数ペア:

[(1, 18851162), (2, 9425581), (11, 1713742), (22, 856871), (31, 608102), (62, 304051), (131, 143902), (211, 89342), (262, 71951), (341, 55282), (422, 44671), (682, 27641), (1441, 13082), (2321, 8122), (2882, 6541), (4061, 4642)]