20291222

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13297}}^1$

素因数の和:13415

約数の個数: 16

約数和(自身を含む): 35106720

約数和(自身を除く): 14815498

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 13297, 26594, 93079, 186158, 1449373, 2898746, 10145611, 20291222]

約数ペア:

[(1, 20291222), (2, 10145611), (7, 2898746), (14, 1449373), (109, 186158), (218, 93079), (763, 26594), (1526, 13297)]