20176917789

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{338431}}^1$

素因数の和:338625

約数の個数: 32

約数和(自身を含む): 32749387776

約数和(自身を除く): 12572469987

約数列:

[1, 3, 7, 17, 21, 51, 119, 167, 357, 501, 1169, 2839, 3507, 8517, 19873, 59619, 338431, 1015293, 2369017, 5753327, 7107051, 17259981, 40273289, 56517977, 120819867, 169553931, 395625839, 960805609, 1186877517, 2882416827, 6725639263, 20176917789]

約数ペア:

[(1, 20176917789), (3, 6725639263), (7, 2882416827), (17, 1186877517), (21, 960805609), (51, 395625839), (119, 169553931), (167, 120819867), (357, 56517977), (501, 40273289), (1169, 17259981), (2839, 7107051), (3507, 5753327), (8517, 2369017), (19873, 1015293), (59619, 338431)]