201720196

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{3643}}^1$

素因数の和:3883

約数の個数: 24

約数和(自身を含む): 359152640

約数和(自身を除く): 157432444

約数列:

[1, 2, 4, 109, 127, 218, 254, 436, 508, 3643, 7286, 13843, 14572, 27686, 55372, 397087, 462661, 794174, 925322, 1588348, 1850644, 50430049, 100860098, 201720196]

約数ペア:

[(1, 201720196), (2, 100860098), (4, 50430049), (109, 1850644), (127, 1588348), (218, 925322), (254, 794174), (436, 462661), (508, 397087), (3643, 55372), (7286, 27686), (13843, 14572)]