31919992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5791}}^1$

素因数の和:5863

約数の個数: 32

約数和(自身を含む): 65681280

約数和(自身を除く): 33761288

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 5791, 11582, 23164, 46328, 75283, 150566, 301132, 306923, 602264, 613846, 1227692, 2455384, 3989999, 7979998, 15959996, 31919992]

約数ペア:

[(1, 31919992), (2, 15959996), (4, 7979998), (8, 3989999), (13, 2455384), (26, 1227692), (52, 613846), (53, 602264), (104, 306923), (106, 301132), (212, 150566), (424, 75283), (689, 46328), (1378, 23164), (2756, 11582), (5512, 5791)]