20227578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10247}}^1$

素因数の和:10306

約数の個数: 32

約数和(自身を含む): 47222784

約数和(自身を除く): 26995206

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10247, 20494, 30741, 61482, 71729, 143458, 215187, 430374, 481609, 963218, 1444827, 2889654, 3371263, 6742526, 10113789, 20227578]

約数ペア:

[(1, 20227578), (2, 10113789), (3, 6742526), (6, 3371263), (7, 2889654), (14, 1444827), (21, 963218), (42, 481609), (47, 430374), (94, 215187), (141, 143458), (282, 71729), (329, 61482), (658, 30741), (987, 20494), (1974, 10247)]