20001654

素因数分解:

$2^1\times 3^4\times {\mathrm{311}}^1\times {\mathrm{397}}^1$

素因数の和:722

約数の個数: 40

約数和(自身を含む): 45075888

約数和(自身を除く): 25074234

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 311, 397, 622, 794, 933, 1191, 1866, 2382, 2799, 3573, 5598, 7146, 8397, 10719, 16794, 21438, 25191, 32157, 50382, 64314, 123467, 246934, 370401, 740802, 1111203, 2222406, 3333609, 6667218, 10000827, 20001654]

約数ペア:

[(1, 20001654), (2, 10000827), (3, 6667218), (6, 3333609), (9, 2222406), (18, 1111203), (27, 740802), (54, 370401), (81, 246934), (162, 123467), (311, 64314), (397, 50382), (622, 32157), (794, 25191), (933, 21438), (1191, 16794), (1866, 10719), (2382, 8397), (2799, 7146), (3573, 5598)]