19672730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 26050150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 290, 319, 385, 406, 638, 770, 881, 1015, 1595, 1762, 2030, 2233, 3190, 4405, 4466, 6167, 8810, 9691, 11165, 12334, 19382, 22330, 25549, 30835, 48455, 51098, 61670, 67837, 96910, 127745, 135674, 178843, 255490, 281039, 339185, 357686, 562078, 678370, 894215, 1405195, 1788430, 1967273, 2810390, 3934546, 9836365, 19672730]

約数ペア:

[(1, 19672730), (2, 9836365), (5, 3934546), (7, 2810390), (10, 1967273), (11, 1788430), (14, 1405195), (22, 894215), (29, 678370), (35, 562078), (55, 357686), (58, 339185), (70, 281039), (77, 255490), (110, 178843), (145, 135674), (154, 127745), (203, 96910), (290, 67837), (319, 61670), (385, 51098), (406, 48455), (638, 30835), (770, 25549), (881, 22330), (1015, 19382), (1595, 12334), (1762, 11165), (2030, 9691), (2233, 8810), (3190, 6167), (4405, 4466)]