201918628

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{4597}}^1$

素因数の和:4819

約数の個数: 24

約数和(自身を含む): 360483200

約数和(自身を除く): 158564572

約数列:

[1, 2, 4, 79, 139, 158, 278, 316, 556, 4597, 9194, 10981, 18388, 21962, 43924, 363163, 638983, 726326, 1277966, 1452652, 2555932, 50479657, 100959314, 201918628]

約数ペア:

[(1, 201918628), (2, 100959314), (4, 50479657), (79, 2555932), (139, 1452652), (158, 1277966), (278, 726326), (316, 638983), (556, 363163), (4597, 43924), (9194, 21962), (10981, 18388)]