19673978

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 29975616

約数和(自身を除く): 10301638

約数列:

[1, 2, 113, 226, 263, 331, 526, 662, 29719, 37403, 59438, 74806, 87053, 174106, 9836989, 19673978]

約数ペア:

[(1, 19673978), (2, 9836989), (113, 174106), (226, 87053), (263, 74806), (331, 59438), (526, 37403), (662, 29719)]