20749625744

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{234131}}^1$

素因数の和:234359

約数の個数: 40

約数和(自身を含む): 41806609920

約数和(自身を除く): 21056984176

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 191, 232, 382, 464, 764, 1528, 3056, 5539, 11078, 22156, 44312, 88624, 234131, 468262, 936524, 1873048, 3746096, 6789799, 13579598, 27159196, 44719021, 54318392, 89438042, 108636784, 178876084, 357752168, 715504336, 1296851609, 2593703218, 5187406436, 10374812872, 20749625744]

約数ペア:

[(1, 20749625744), (2, 10374812872), (4, 5187406436), (8, 2593703218), (16, 1296851609), (29, 715504336), (58, 357752168), (116, 178876084), (191, 108636784), (232, 89438042), (382, 54318392), (464, 44719021), (764, 27159196), (1528, 13579598), (3056, 6789799), (5539, 3746096), (11078, 1873048), (22156, 936524), (44312, 468262), (88624, 234131)]