1638763312

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{747611}}^1$

素因数の和:747756

約数の個数: 20

約数和(自身を含む): 3198284136

約数和(自身を除く): 1559520824

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 747611, 1495222, 2990444, 5980888, 11961776, 102422707, 204845414, 409690828, 819381656, 1638763312]

約数ペア:

[(1, 1638763312), (2, 819381656), (4, 409690828), (8, 204845414), (16, 102422707), (137, 11961776), (274, 5980888), (548, 2990444), (1096, 1495222), (2192, 747611)]