31419928

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 60786000

約数和(自身を除く): 29366072

約数列:

[1, 2, 4, 8, 43, 86, 149, 172, 298, 344, 596, 613, 1192, 1226, 2452, 4904, 6407, 12814, 25628, 26359, 51256, 52718, 91337, 105436, 182674, 210872, 365348, 730696, 3927491, 7854982, 15709964, 31419928]

約数ペア:

[(1, 31419928), (2, 15709964), (4, 7854982), (8, 3927491), (43, 730696), (86, 365348), (149, 210872), (172, 182674), (298, 105436), (344, 91337), (596, 52718), (613, 51256), (1192, 26359), (1226, 25628), (2452, 12814), (4904, 6407)]