19426966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7703}}^1$

素因数の和:7815

約数の個数: 16

約数和(自身を含む): 31709664

約数和(自身を除く): 12282698

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 7703, 15406, 100139, 200278, 747191, 1494382, 9713483, 19426966]

約数ペア:

[(1, 19426966), (2, 9713483), (13, 1494382), (26, 747191), (97, 200278), (194, 100139), (1261, 15406), (2522, 7703)]