388626436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{78163}}^1$

素因数の和:78291

約数の個数: 24

約数和(自身を含む): 748498464

約数和(自身を除く): 359872028

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 78163, 156326, 312652, 859793, 1719586, 3439172, 8832419, 17664838, 35329676, 97156609, 194313218, 388626436]

約数ペア:

[(1, 388626436), (2, 194313218), (4, 97156609), (11, 35329676), (22, 17664838), (44, 8832419), (113, 3439172), (226, 1719586), (452, 859793), (1243, 312652), (2486, 156326), (4972, 78163)]