20189519077

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1\times {\mathrm{13259}}^1$

素因数の和:13885

約数の個数: 32

約数和(自身を含む): 25751980800

約数和(自身を除く): 5562461723

約数列:

[1, 7, 13, 29, 91, 203, 377, 577, 2639, 4039, 7501, 13259, 16733, 52507, 92813, 117131, 172367, 217529, 384511, 1206569, 1522703, 2691577, 4998643, 7650443, 34990501, 53553101, 99455759, 221862847, 696190313, 1553039929, 2884217011, 20189519077]

約数ペア:

[(1, 20189519077), (7, 2884217011), (13, 1553039929), (29, 696190313), (91, 221862847), (203, 99455759), (377, 53553101), (577, 34990501), (2639, 7650443), (4039, 4998643), (7501, 2691577), (13259, 1522703), (16733, 1206569), (52507, 384511), (92813, 217529), (117131, 172367)]