38647928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1129}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 79326000

約数和(自身を除く): 40678072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 778, 1129, 1556, 2258, 3112, 4279, 4516, 8558, 9032, 12419, 17116, 24838, 34232, 49676, 99352, 439181, 878362, 1756724, 3513448, 4830991, 9661982, 19323964, 38647928]

約数ペア:

[(1, 38647928), (2, 19323964), (4, 9661982), (8, 4830991), (11, 3513448), (22, 1756724), (44, 878362), (88, 439181), (389, 99352), (778, 49676), (1129, 34232), (1556, 24838), (2258, 17116), (3112, 12419), (4279, 9032), (4516, 8558)]