20962604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{673}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 39631200

約数和(自身を除く): 18668596

約数列:

[1, 2, 4, 13, 26, 52, 599, 673, 1198, 1346, 2396, 2692, 7787, 8749, 15574, 17498, 31148, 34996, 403127, 806254, 1612508, 5240651, 10481302, 20962604]

約数ペア:

[(1, 20962604), (2, 10481302), (4, 5240651), (13, 1612508), (26, 806254), (52, 403127), (599, 34996), (673, 31148), (1198, 17498), (1346, 15574), (2396, 8749), (2692, 7787)]