201391578

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{20681}}^1$

素因数の和:21230

約数の個数: 24

約数和(自身を含む): 437176116

約数和(自身を除く): 235784538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 3246, 4869, 9738, 20681, 41362, 62043, 124086, 186129, 372258, 11188421, 22376842, 33565263, 67130526, 100695789, 201391578]

約数ペア:

[(1, 201391578), (2, 100695789), (3, 67130526), (6, 33565263), (9, 22376842), (18, 11188421), (541, 372258), (1082, 186129), (1623, 124086), (3246, 62043), (4869, 41362), (9738, 20681)]