20178496044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1777}}^1\times {\mathrm{45061}}^1$

素因数の和:46855

約数の個数: 72

約数和(自身を含む): 58327531808

約数和(自身を除く): 38149035764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1777, 3554, 5331, 7108, 10662, 12439, 15993, 21324, 24878, 31986, 37317, 45061, 49756, 63972, 74634, 90122, 111951, 135183, 149268, 180244, 223902, 270366, 315427, 405549, 447804, 540732, 630854, 811098, 946281, 1261708, 1622196, 1892562, 2838843, 3785124, 5677686, 11355372, 80073397, 160146794, 240220191, 320293588, 480440382, 560513779, 720660573, 960880764, 1121027558, 1441321146, 1681541337, 2242055116, 2882642292, 3363082674, 5044624011, 6726165348, 10089248022, 20178496044]

約数ペア:

[(1, 20178496044), (2, 10089248022), (3, 6726165348), (4, 5044624011), (6, 3363082674), (7, 2882642292), (9, 2242055116), (12, 1681541337), (14, 1441321146), (18, 1121027558), (21, 960880764), (28, 720660573), (36, 560513779), (42, 480440382), (63, 320293588), (84, 240220191), (126, 160146794), (252, 80073397), (1777, 11355372), (3554, 5677686), (5331, 3785124), (7108, 2838843), (10662, 1892562), (12439, 1622196), (15993, 1261708), (21324, 946281), (24878, 811098), (31986, 630854), (37317, 540732), (45061, 447804), (49756, 405549), (63972, 315427), (74634, 270366), (90122, 223902), (111951, 180244), (135183, 149268)]