20546438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 35948448

約数和(自身を除く): 15402010

約数列:

[1, 2, 11, 17, 22, 34, 137, 187, 274, 374, 401, 802, 1507, 2329, 3014, 4411, 4658, 6817, 8822, 13634, 25619, 51238, 54937, 74987, 109874, 149974, 604307, 933929, 1208614, 1867858, 10273219, 20546438]

約数ペア:

[(1, 20546438), (2, 10273219), (11, 1867858), (17, 1208614), (22, 933929), (34, 604307), (137, 149974), (187, 109874), (274, 74987), (374, 54937), (401, 51238), (802, 25619), (1507, 13634), (2329, 8822), (3014, 6817), (4411, 4658)]