2153612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 4065600

約数和(自身を除く): 1911988

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 659, 817, 1318, 1634, 2636, 3268, 12521, 25042, 28337, 50084, 56674, 113348, 538403, 1076806, 2153612]

約数ペア:

[(1, 2153612), (2, 1076806), (4, 538403), (19, 113348), (38, 56674), (43, 50084), (76, 28337), (86, 25042), (172, 12521), (659, 3268), (817, 2636), (1318, 1634)]