20703978

素因数分解:

$2^1\times 3^3\times {\mathrm{467}}^1\times {\mathrm{821}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 46163520

約数和(自身を除く): 25459542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 467, 821, 934, 1401, 1642, 2463, 2802, 4203, 4926, 7389, 8406, 12609, 14778, 22167, 25218, 44334, 383407, 766814, 1150221, 2300442, 3450663, 6901326, 10351989, 20703978]

約数ペア:

[(1, 20703978), (2, 10351989), (3, 6901326), (6, 3450663), (9, 2300442), (18, 1150221), (27, 766814), (54, 383407), (467, 44334), (821, 25218), (934, 22167), (1401, 14778), (1642, 12609), (2463, 8406), (2802, 7389), (4203, 4926)]