19727110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3529}}^1$

素因数の和:3592

約数の個数: 32

約数和(自身を含む): 39140640

約数和(自身を除く): 19413530

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3529, 5590, 7058, 17645, 35290, 45877, 91754, 151747, 229385, 303494, 458770, 758735, 1517470, 1972711, 3945422, 9863555, 19727110]

約数ペア:

[(1, 19727110), (2, 9863555), (5, 3945422), (10, 1972711), (13, 1517470), (26, 758735), (43, 458770), (65, 303494), (86, 229385), (130, 151747), (215, 91754), (430, 45877), (559, 35290), (1118, 17645), (2795, 7058), (3529, 5590)]