20171906867

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1\times {\mathrm{168629}}^1$

素因数の和:169402

約数の個数: 16

約数和(自身を含む): 24088458240

約数和(自身を除く): 3916551373

約数列:

[1, 7, 23, 161, 743, 5201, 17089, 119623, 168629, 1180403, 3878467, 27149269, 125291347, 877039429, 2881700981, 20171906867]

約数ペア:

[(1, 20171906867), (7, 2881700981), (23, 877039429), (161, 125291347), (743, 27149269), (5201, 3878467), (17089, 1180403), (119623, 168629)]