18954439

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1069}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 23112000

約数和(自身を除く): 4157561

約数列:

[1, 7, 17, 119, 149, 1043, 1069, 2533, 7483, 17731, 18173, 127211, 159281, 1114967, 2707777, 18954439]

約数ペア:

[(1, 18954439), (7, 2707777), (17, 1114967), (119, 159281), (149, 127211), (1043, 18173), (1069, 17731), (2533, 7483)]