19491718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{863}}^1$

素因数の和:1379

約数の個数: 16

約数和(自身を含む): 30606336

約数和(自身を除く): 11114618

約数列:

[1, 2, 23, 46, 491, 863, 982, 1726, 11293, 19849, 22586, 39698, 423733, 847466, 9745859, 19491718]

約数ペア:

[(1, 19491718), (2, 9745859), (23, 847466), (46, 423733), (491, 39698), (863, 22586), (982, 19849), (1726, 11293)]