19989346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{33427}}^1$

素因数の和:33465

約数の個数: 16

約数和(自身を含む): 33695424

約数和(自身を除く): 13706078

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 33427, 66854, 434551, 768821, 869102, 1537642, 9994673, 19989346]

約数ペア:

[(1, 19989346), (2, 9994673), (13, 1537642), (23, 869102), (26, 768821), (46, 434551), (299, 66854), (598, 33427)]