20194687891

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1\times {\mathrm{66301}}^1$

素因数の和:67182

約数の個数: 16

約数和(自身を含む): 23544105408

約数和(自身を除く): 3349417517

約数列:

[1, 7, 53, 371, 821, 5747, 43513, 66301, 304591, 464107, 3513953, 24597671, 54433121, 381031847, 2884955413, 20194687891]

約数ペア:

[(1, 20194687891), (7, 2884955413), (53, 381031847), (371, 54433121), (821, 24597671), (5747, 3513953), (43513, 464107), (66301, 304591)]