20095782

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2357}}^1$

素因数の和:2405

約数の個数: 48

約数和(自身を含む): 48386160

約数和(自身を除く): 28290378

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2357, 2842, 4263, 4714, 7071, 8526, 14142, 16499, 32998, 49497, 68353, 98994, 115493, 136706, 205059, 230986, 346479, 410118, 478471, 692958, 956942, 1435413, 2870826, 3349297, 6698594, 10047891, 20095782]

約数ペア:

[(1, 20095782), (2, 10047891), (3, 6698594), (6, 3349297), (7, 2870826), (14, 1435413), (21, 956942), (29, 692958), (42, 478471), (49, 410118), (58, 346479), (87, 230986), (98, 205059), (147, 136706), (174, 115493), (203, 98994), (294, 68353), (406, 49497), (609, 32998), (1218, 16499), (1421, 14142), (2357, 8526), (2842, 7071), (4263, 4714)]