20175148

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2273}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 40495392

約数和(自身を除く): 20320244

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 2273, 4438, 4546, 8876, 9092, 15911, 31822, 63644, 720541, 1441082, 2882164, 5043787, 10087574, 20175148]

約数ペア:

[(1, 20175148), (2, 10087574), (4, 5043787), (7, 2882164), (14, 1441082), (28, 720541), (317, 63644), (634, 31822), (1268, 15911), (2219, 9092), (2273, 8876), (4438, 4546)]