2155753604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{260231}}^1$

素因数の和:260363

約数の個数: 24

約数和(自身を含む): 4007572800

約数和(自身を除く): 1851819196

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 260231, 520462, 1040924, 4944389, 9888778, 19777556, 28365179, 56730358, 113460716, 538938401, 1077876802, 2155753604]

約数ペア:

[(1, 2155753604), (2, 1077876802), (4, 538938401), (19, 113460716), (38, 56730358), (76, 28365179), (109, 19777556), (218, 9888778), (436, 4944389), (2071, 1040924), (4142, 520462), (8284, 260231)]