20058128

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7691}}^1$

素因数の和:7862

約数の個数: 20

約数和(自身を含む): 39106128

約数和(自身を除く): 19048000

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7691, 15382, 30764, 61528, 123056, 1253633, 2507266, 5014532, 10029064, 20058128]

約数ペア:

[(1, 20058128), (2, 10029064), (4, 5014532), (8, 2507266), (16, 1253633), (163, 123056), (326, 61528), (652, 30764), (1304, 15382), (2608, 7691)]