13780048

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{9677}}^1$

素因数の和:9774

約数の個数: 20

約数和(自身を含む): 27001620

約数和(自身を除く): 13221572

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 9677, 19354, 38708, 77416, 154832, 861253, 1722506, 3445012, 6890024, 13780048]

約数ペア:

[(1, 13780048), (2, 6890024), (4, 3445012), (8, 1722506), (16, 861253), (89, 154832), (178, 77416), (356, 38708), (712, 19354), (1424, 9677)]