20545177585

素因数分解:

$5^1\times {\mathrm{313}}^1\times {\mathrm{617}}^1\times {\mathrm{21277}}^1$

素因数の和:22212

約数の個数: 16

約数和(自身を含む): 24774230736

約数和(自身を除く): 4229053151

約数列:

[1, 5, 313, 617, 1565, 3085, 21277, 106385, 193121, 965605, 6659701, 13127909, 33298505, 65639545, 4109035517, 20545177585]

約数ペア:

[(1, 20545177585), (5, 4109035517), (313, 65639545), (617, 33298505), (1565, 13127909), (3085, 6659701), (21277, 965605), (106385, 193121)]