20425494

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1289}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 43344000

約数和(自身を除く): 22918506

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 139, 278, 417, 834, 1289, 2578, 2641, 3867, 5282, 7734, 7923, 15846, 24491, 48982, 73473, 146946, 179171, 358342, 537513, 1075026, 3404249, 6808498, 10212747, 20425494]

約数ペア:

[(1, 20425494), (2, 10212747), (3, 6808498), (6, 3404249), (19, 1075026), (38, 537513), (57, 358342), (114, 179171), (139, 146946), (278, 73473), (417, 48982), (834, 24491), (1289, 15846), (2578, 7923), (2641, 7734), (3867, 5282)]