20283704

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1289}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 43653600

約数和(自身を除く): 23369896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1289, 1967, 2248, 2578, 3934, 5156, 7868, 9023, 10312, 15736, 18046, 36092, 72184, 362209, 724418, 1448836, 2535463, 2897672, 5070926, 10141852, 20283704]

約数ペア:

[(1, 20283704), (2, 10141852), (4, 5070926), (7, 2897672), (8, 2535463), (14, 1448836), (28, 724418), (56, 362209), (281, 72184), (562, 36092), (1124, 18046), (1289, 15736), (1967, 10312), (2248, 9023), (2578, 7868), (3934, 5156)]