20194253121

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14352703}}^1$

素因数の和:14352780

約数の個数: 16

約数和(自身を含む): 31231483904

約数和(自身を除く): 11037230783

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14352703, 43058109, 100468921, 301406763, 961631101, 2884893303, 6731417707, 20194253121]

約数ペア:

[(1, 20194253121), (3, 6731417707), (7, 2884893303), (21, 961631101), (67, 301406763), (201, 100468921), (469, 43058109), (1407, 14352703)]