20751192312

素因数分解:

$2^3\times 3^1\times {\mathrm{1303}}^1\times {\mathrm{663571}}^1$

素因数の和:664883

約数の個数: 32

約数和(自身を含む): 51917873280

約数和(自身を除く): 31166680968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1303, 2606, 3909, 5212, 7818, 10424, 15636, 31272, 663571, 1327142, 1990713, 2654284, 3981426, 5308568, 7962852, 15925704, 864633013, 1729266026, 2593899039, 3458532052, 5187798078, 6917064104, 10375596156, 20751192312]

約数ペア:

[(1, 20751192312), (2, 10375596156), (3, 6917064104), (4, 5187798078), (6, 3458532052), (8, 2593899039), (12, 1729266026), (24, 864633013), (1303, 15925704), (2606, 7962852), (3909, 5308568), (5212, 3981426), (7818, 2654284), (10424, 1990713), (15636, 1327142), (31272, 663571)]