20687849999

素因数分解:

${\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{8263}}^1$

素因数の和:8710

約数の個数: 16

約数和(自身を含む): 21206085120

約数和(自身を除く): 518235121

約数列:

[1, 71, 179, 197, 8263, 12709, 13987, 35263, 586673, 1479077, 1627811, 2503673, 105014467, 115574581, 291378169, 20687849999]

約数ペア:

[(1, 20687849999), (71, 291378169), (179, 115574581), (197, 105014467), (8263, 2503673), (12709, 1627811), (13987, 1479077), (35263, 586673)]