20724457024

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{20759}}^1$

素因数の和:21611

約数の個数: 56

約数和(自身を含む): 43344388800

約数和(自身を除く): 22619931776

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 821, 1216, 1642, 3284, 6568, 13136, 15599, 20759, 26272, 31198, 41518, 52544, 62396, 83036, 124792, 166072, 249584, 332144, 394421, 499168, 664288, 788842, 998336, 1328576, 1577684, 3155368, 6310736, 12621472, 17043139, 25242944, 34086278, 68172556, 136345112, 272690224, 323819641, 545380448, 647639282, 1090760896, 1295278564, 2590557128, 5181114256, 10362228512, 20724457024]

約数ペア:

[(1, 20724457024), (2, 10362228512), (4, 5181114256), (8, 2590557128), (16, 1295278564), (19, 1090760896), (32, 647639282), (38, 545380448), (64, 323819641), (76, 272690224), (152, 136345112), (304, 68172556), (608, 34086278), (821, 25242944), (1216, 17043139), (1642, 12621472), (3284, 6310736), (6568, 3155368), (13136, 1577684), (15599, 1328576), (20759, 998336), (26272, 788842), (31198, 664288), (41518, 499168), (52544, 394421), (62396, 332144), (83036, 249584), (124792, 166072)]