1645408664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{10825057}}^1$

素因数の和:10825082

約数の個数: 16

約数和(自身を含む): 3247517400

約数和(自身を除く): 1602108736

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 10825057, 21650114, 43300228, 86600456, 205676083, 411352166, 822704332, 1645408664]

約数ペア:

[(1, 1645408664), (2, 822704332), (4, 411352166), (8, 205676083), (19, 86600456), (38, 43300228), (76, 21650114), (152, 10825057)]