20165039517

素因数分解:

$3^1\times 7^1\times {\mathrm{3343}}^1\times {\mathrm{287239}}^1$

素因数の和:290592

約数の個数: 16

約数和(自身を含む): 30736977920

約数和(自身を除く): 10571938403

約数列:

[1, 3, 7, 21, 3343, 10029, 23401, 70203, 287239, 861717, 2010673, 6032019, 960239977, 2880719931, 6721679839, 20165039517]

約数ペア:

[(1, 20165039517), (3, 6721679839), (7, 2880719931), (21, 960239977), (3343, 6032019), (10029, 2010673), (23401, 861717), (70203, 287239)]