64619438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80173}}^1$

素因数の和:80219

約数の個数: 16

約数和(自身を含む): 107753856

約数和(自身を除く): 43134418

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 80173, 160346, 1042249, 2084498, 2485363, 4970726, 32309719, 64619438]

約数ペア:

[(1, 64619438), (2, 32309719), (13, 4970726), (26, 2485363), (31, 2084498), (62, 1042249), (403, 160346), (806, 80173)]