20187676388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{25073}}^1$

素因数の和:25748

約数の個数: 48

約数和(自身を含む): 39933855360

約数和(自身を除く): 19746178972

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 631, 638, 1262, 1276, 2524, 6941, 13882, 18299, 25073, 27764, 36598, 50146, 73196, 100292, 201289, 275803, 402578, 551606, 727117, 805156, 1103212, 1454234, 2908468, 7998287, 15821063, 15996574, 31642126, 31993148, 63284252, 174031693, 348063386, 458810827, 696126772, 917621654, 1835243308, 5046919097, 10093838194, 20187676388]

約数ペア:

[(1, 20187676388), (2, 10093838194), (4, 5046919097), (11, 1835243308), (22, 917621654), (29, 696126772), (44, 458810827), (58, 348063386), (116, 174031693), (319, 63284252), (631, 31993148), (638, 31642126), (1262, 15996574), (1276, 15821063), (2524, 7998287), (6941, 2908468), (13882, 1454234), (18299, 1103212), (25073, 805156), (27764, 727117), (36598, 551606), (50146, 402578), (73196, 275803), (100292, 201289)]