18672628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2203}}^1$

素因数の和:2383

約数の個数: 24

約数和(自身を含む): 35422688

約数和(自身を除く): 16750060

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 2203, 4238, 4406, 8476, 8812, 28639, 57278, 114556, 359089, 718178, 1436356, 4668157, 9336314, 18672628]

約数ペア:

[(1, 18672628), (2, 9336314), (4, 4668157), (13, 1436356), (26, 718178), (52, 359089), (163, 114556), (326, 57278), (652, 28639), (2119, 8812), (2203, 8476), (4238, 4406)]