19590399

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 29914560

約数和(自身を除く): 10324161

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 1597, 4089, 4791, 12267, 14373, 46313, 75059, 138939, 225177, 416817, 675531, 2176711, 6530133, 19590399]

約数ペア:

[(1, 19590399), (3, 6530133), (9, 2176711), (29, 675531), (47, 416817), (87, 225177), (141, 138939), (261, 75059), (423, 46313), (1363, 14373), (1597, 12267), (4089, 4791)]