18429470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 34105536

約数和(自身を除く): 15676066

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 257, 355, 505, 514, 710, 1010, 1285, 2570, 7171, 14342, 18247, 25957, 35855, 36494, 51914, 71710, 91235, 129785, 182470, 259570, 1842947, 3685894, 9214735, 18429470]

約数ペア:

[(1, 18429470), (2, 9214735), (5, 3685894), (10, 1842947), (71, 259570), (101, 182470), (142, 129785), (202, 91235), (257, 71710), (355, 51914), (505, 36494), (514, 35855), (710, 25957), (1010, 18247), (1285, 14342), (2570, 7171)]