20051854

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8741}}^1$

素因数の和:8811

約数の個数: 16

約数和(自身を含む): 31890816

約数和(自身を除く): 11838962

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 8741, 17482, 270971, 323417, 541942, 646834, 10025927, 20051854]

約数ペア:

[(1, 20051854), (2, 10025927), (31, 646834), (37, 541942), (62, 323417), (74, 270971), (1147, 17482), (2294, 8741)]