18490256

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{1873}}^1$

素因数の和:2498

約数の個数: 20

約数和(自身を含む): 35902092

約数和(自身を除く): 17411836

約数列:

[1, 2, 4, 8, 16, 617, 1234, 1873, 2468, 3746, 4936, 7492, 9872, 14984, 29968, 1155641, 2311282, 4622564, 9245128, 18490256]

約数ペア:

[(1, 18490256), (2, 9245128), (4, 4622564), (8, 2311282), (16, 1155641), (617, 29968), (1234, 14984), (1873, 9872), (2468, 7492), (3746, 4936)]