351956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 708960

約数和(自身を除く): 357004

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 421, 836, 842, 1684, 4631, 7999, 9262, 15998, 18524, 31996, 87989, 175978, 351956]

約数ペア:

[(1, 351956), (2, 175978), (4, 87989), (11, 31996), (19, 18524), (22, 15998), (38, 9262), (44, 7999), (76, 4631), (209, 1684), (418, 842), (421, 836)]