18000524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 33331200

約数和(自身を除く): 15330676

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 991, 1982, 3964, 4541, 9082, 18164, 18829, 37658, 75316, 236849, 473698, 947396, 4500131, 9000262, 18000524]

約数ペア:

[(1, 18000524), (2, 9000262), (4, 4500131), (19, 947396), (38, 473698), (76, 236849), (239, 75316), (478, 37658), (956, 18829), (991, 18164), (1982, 9082), (3964, 4541)]