20187401918

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1\times {\mathrm{167023}}^1$

素因数の和:167519

約数の個数: 16

約数和(自身を含む): 30529314816

約数和(自身を除く): 10341912898

約数列:

[1, 2, 223, 271, 446, 542, 60433, 120866, 167023, 334046, 37246129, 45263233, 74492258, 90526466, 10093700959, 20187401918]

約数ペア:

[(1, 20187401918), (2, 10093700959), (223, 90526466), (271, 74492258), (446, 45263233), (542, 37246129), (60433, 334046), (120866, 167023)]