20188130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65123}}^1$

素因数の和:65161

約数の個数: 16

約数和(自身を含む): 37511424

約数和(自身を除く): 17323294

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 65123, 130246, 325615, 651230, 2018813, 4037626, 10094065, 20188130]

約数ペア:

[(1, 20188130), (2, 10094065), (5, 4037626), (10, 2018813), (31, 651230), (62, 325615), (155, 130246), (310, 65123)]