20571002018

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1\times {\mathrm{12401}}^1$

素因数の和:14978

約数の個数: 32

約数和(自身を含む): 36032076288

約数和(自身を除く): 15461074270

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2521, 5042, 12401, 17647, 24802, 35294, 86807, 118487, 173614, 236974, 582847, 829409, 1165694, 1658818, 4079929, 8159858, 31262921, 62525842, 218840447, 437680894, 1469357287, 2938714574, 10285501009, 20571002018]

約数ペア:

[(1, 20571002018), (2, 10285501009), (7, 2938714574), (14, 1469357287), (47, 437680894), (94, 218840447), (329, 62525842), (658, 31262921), (2521, 8159858), (5042, 4079929), (12401, 1658818), (17647, 1165694), (24802, 829409), (35294, 582847), (86807, 236974), (118487, 173614)]