1900686955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{757}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 2449370880

約数和(自身を除く): 548683925

約数列:

[1, 5, 17, 85, 109, 271, 545, 757, 1355, 1853, 3785, 4607, 9265, 12869, 23035, 29539, 64345, 82513, 147695, 205147, 412565, 502163, 1025735, 1402721, 2510815, 3487499, 7013605, 17437495, 22361023, 111805115, 380137391, 1900686955]

約数ペア:

[(1, 1900686955), (5, 380137391), (17, 111805115), (85, 22361023), (109, 17437495), (271, 7013605), (545, 3487499), (757, 2510815), (1355, 1402721), (1853, 1025735), (3785, 502163), (4607, 412565), (9265, 205147), (12869, 147695), (23035, 82513), (29539, 64345)]