20723164414

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{4021}}^1\times {\mathrm{15809}}^1$

素因数の和:19995

約数の個数: 16

約数和(自身を含む): 31285207440

約数和(自身を除く): 10562043026

約数列:

[1, 2, 163, 326, 4021, 8042, 15809, 31618, 655423, 1310846, 2576867, 5153734, 63567989, 127135978, 10361582207, 20723164414]

約数ペア:

[(1, 20723164414), (2, 10361582207), (163, 127135978), (326, 63567989), (4021, 5153734), (8042, 2576867), (15809, 1310846), (31618, 655423)]