20125966917

素因数分解:

$3^1\times 7^1\times {\mathrm{14177}}^1\times {\mathrm{67601}}^1$

素因数の和:81788

約数の個数: 16

約数和(自身を含む): 30670756992

約数和(自身を除く): 10544790075

約数列:

[1, 3, 7, 21, 14177, 42531, 67601, 99239, 202803, 297717, 473207, 1419621, 958379377, 2875138131, 6708655639, 20125966917]

約数ペア:

[(1, 20125966917), (3, 6708655639), (7, 2875138131), (21, 958379377), (14177, 1419621), (42531, 473207), (67601, 297717), (99239, 202803)]