1891569290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{52529}}^1$

素因数の和:52826

約数の個数: 32

約数和(自身を含む): 3680041680

約数和(自身を除く): 1788472390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3601, 7202, 18005, 36010, 52529, 105058, 262645, 525290, 682877, 1365754, 3414385, 6828770, 14550533, 29101066, 72752665, 145505330, 189156929, 378313858, 945784645, 1891569290]

約数ペア:

[(1, 1891569290), (2, 945784645), (5, 378313858), (10, 189156929), (13, 145505330), (26, 72752665), (65, 29101066), (130, 14550533), (277, 6828770), (554, 3414385), (1385, 1365754), (2770, 682877), (3601, 525290), (7202, 262645), (18005, 105058), (36010, 52529)]