20005788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4938

約数の個数: 48

約数和(自身を含む): 52577280

約数和(自身を除く): 32571492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 186, 341, 372, 682, 1023, 1364, 2046, 4092, 4889, 9778, 14667, 19556, 29334, 53779, 58668, 107558, 151559, 161337, 215116, 303118, 322674, 454677, 606236, 645348, 909354, 1667149, 1818708, 3334298, 5001447, 6668596, 10002894, 20005788]

約数ペア:

[(1, 20005788), (2, 10002894), (3, 6668596), (4, 5001447), (6, 3334298), (11, 1818708), (12, 1667149), (22, 909354), (31, 645348), (33, 606236), (44, 454677), (62, 322674), (66, 303118), (93, 215116), (124, 161337), (132, 151559), (186, 107558), (341, 58668), (372, 53779), (682, 29334), (1023, 19556), (1364, 14667), (2046, 9778), (4092, 4889)]