20159722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2837}}^1$

素因数の和:2886

約数の個数: 32

約数和(自身を含む): 36780480

約数和(自身を除く): 16620758

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 2837, 3553, 5674, 7106, 31207, 48229, 53903, 62414, 96458, 107806, 530519, 592933, 916351, 1061038, 1185866, 1832702, 10079861, 20159722]

約数ペア:

[(1, 20159722), (2, 10079861), (11, 1832702), (17, 1185866), (19, 1061038), (22, 916351), (34, 592933), (38, 530519), (187, 107806), (209, 96458), (323, 62414), (374, 53903), (418, 48229), (646, 31207), (2837, 7106), (3553, 5674)]