20005882

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 33843600

約数和(自身を除く): 13837718

約数列:

[1, 2, 13, 26, 29, 58, 157, 169, 314, 338, 377, 754, 2041, 2197, 4082, 4394, 4553, 4901, 9106, 9802, 26533, 53066, 59189, 63713, 118378, 127426, 344929, 689858, 769457, 1538914, 10002941, 20005882]

約数ペア:

[(1, 20005882), (2, 10002941), (13, 1538914), (26, 769457), (29, 689858), (58, 344929), (157, 127426), (169, 118378), (314, 63713), (338, 59189), (377, 53066), (754, 26533), (2041, 9802), (2197, 9106), (4082, 4901), (4394, 4553)]