2019408916

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1\times {\mathrm{2851}}^1$

素因数の和:3520

約数の個数: 48

約数和(自身を含む): 4145484672

約数和(自身を除く): 2126075756

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 617, 1148, 1234, 2468, 2851, 4319, 5702, 8638, 11404, 17276, 19957, 25297, 39914, 50594, 79828, 101188, 116891, 177079, 233782, 354158, 467564, 708316, 818237, 1636474, 1759067, 3272948, 3518134, 7036268, 12313469, 24626938, 49253876, 72121747, 144243494, 288486988, 504852229, 1009704458, 2019408916]

約数ペア:

[(1, 2019408916), (2, 1009704458), (4, 504852229), (7, 288486988), (14, 144243494), (28, 72121747), (41, 49253876), (82, 24626938), (164, 12313469), (287, 7036268), (574, 3518134), (617, 3272948), (1148, 1759067), (1234, 1636474), (2468, 818237), (2851, 708316), (4319, 467564), (5702, 354158), (8638, 233782), (11404, 177079), (17276, 116891), (19957, 101188), (25297, 79828), (39914, 50594)]