20485514278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{21407}}^1\times {\mathrm{25183}}^1$

素因数の和:46611

約数の個数: 16

約数和(自身を含む): 32348344320

約数和(自身を除く): 11862830042

約数列:

[1, 2, 19, 38, 21407, 25183, 42814, 50366, 406733, 478477, 813466, 956954, 539092481, 1078184962, 10242757139, 20485514278]

約数ペア:

[(1, 20485514278), (2, 10242757139), (19, 1078184962), (38, 539092481), (21407, 956954), (25183, 813466), (42814, 478477), (50366, 406733)]