20165217751

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1\times {\mathrm{14503}}^1$

素因数の和:16078

約数の個数: 16

約数和(自身を含む): 23229606400

約数和(自身を除く): 3064388649

約数列:

[1, 7, 139, 973, 1429, 10003, 14503, 101521, 198631, 1390417, 2015917, 14111419, 20724787, 145073509, 2880745393, 20165217751]

約数ペア:

[(1, 20165217751), (7, 2880745393), (139, 145073509), (973, 20724787), (1429, 14111419), (10003, 2015917), (14503, 1390417), (101521, 198631)]