380888926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{402631}}^1$

素因数の和:402687

約数の個数: 16

約数和(自身を含む): 637769088

約数和(自身を除く): 256880162

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 402631, 805262, 4428941, 8857882, 17313133, 34626266, 190444463, 380888926]

約数ペア:

[(1, 380888926), (2, 190444463), (11, 34626266), (22, 17313133), (43, 8857882), (86, 4428941), (473, 805262), (946, 402631)]