213473018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{26879}}^1$

素因数の和:26930

約数の個数: 24

約数和(自身を含む): 368686080

約数和(自身を除く): 155213062

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 26879, 53758, 295669, 510701, 591338, 1021402, 5617711, 9703319, 11235422, 19406638, 106736509, 213473018]

約数ペア:

[(1, 213473018), (2, 106736509), (11, 19406638), (19, 11235422), (22, 9703319), (38, 5617711), (209, 1021402), (361, 591338), (418, 510701), (722, 295669), (3971, 53758), (7942, 26879)]