20512586

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{3257}}^1$

素因数の和:3373

約数の個数: 16

約数和(自身を含む): 31902336

約数和(自身を除く): 11389750

約数列:

[1, 2, 47, 67, 94, 134, 3149, 3257, 6298, 6514, 153079, 218219, 306158, 436438, 10256293, 20512586]

約数ペア:

[(1, 20512586), (2, 10256293), (47, 436438), (67, 306158), (94, 218219), (134, 153079), (3149, 6514), (3257, 6298)]