20252764

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 42211008

約数和(自身を除く): 21958244

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 173, 226, 259, 346, 452, 518, 692, 791, 1036, 1211, 1582, 2422, 3164, 4181, 4844, 6401, 8362, 12802, 16724, 19549, 25604, 29267, 39098, 44807, 58534, 78196, 89614, 117068, 136843, 179228, 273686, 547372, 723313, 1446626, 2893252, 5063191, 10126382, 20252764]

約数ペア:

[(1, 20252764), (2, 10126382), (4, 5063191), (7, 2893252), (14, 1446626), (28, 723313), (37, 547372), (74, 273686), (113, 179228), (148, 136843), (173, 117068), (226, 89614), (259, 78196), (346, 58534), (452, 44807), (518, 39098), (692, 29267), (791, 25604), (1036, 19549), (1211, 16724), (1582, 12802), (2422, 8362), (3164, 6401), (4181, 4844)]