81746284

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{56611}}^1$

素因数の和:56653

約数の個数: 18

約数和(自身を含む): 150984204

約数和(自身を除く): 69237920

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 56611, 113222, 226444, 1075609, 2151218, 4302436, 20436571, 40873142, 81746284]

約数ペア:

[(1, 81746284), (2, 40873142), (4, 20436571), (19, 4302436), (38, 2151218), (76, 1075609), (361, 226444), (722, 113222), (1444, 56611)]