81238148

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2339}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 150040800

約数和(自身を除く): 68802652

約数列:

[1, 2, 4, 19, 38, 76, 457, 914, 1828, 2339, 4678, 8683, 9356, 17366, 34732, 44441, 88882, 177764, 1068923, 2137846, 4275692, 20309537, 40619074, 81238148]

約数ペア:

[(1, 81238148), (2, 40619074), (4, 20309537), (19, 4275692), (38, 2137846), (76, 1068923), (457, 177764), (914, 88882), (1828, 44441), (2339, 34732), (4678, 17366), (8683, 9356)]