1993454939

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{22271}}^1$

素因数の和:22970

約数の個数: 16

約数和(自身を含む): 2401812480

約数和(自身を除く): 408357541

約数列:

[1, 7, 19, 133, 673, 4711, 12787, 22271, 89509, 155897, 423149, 2962043, 14988383, 104918681, 284779277, 1993454939]

約数ペア:

[(1, 1993454939), (7, 284779277), (19, 104918681), (133, 14988383), (673, 2962043), (4711, 423149), (12787, 155897), (22271, 89509)]