20565118539

素因数分解:

$3^3\times 7^1\times {\mathrm{108810151}}^1$

素因数の和:108810167

約数の個数: 16

約数和(自身を含む): 34819248640

約数和(自身を除く): 14254130101

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 108810151, 326430453, 761671057, 979291359, 2285013171, 2937874077, 6855039513, 20565118539]

約数ペア:

[(1, 20565118539), (3, 6855039513), (7, 2937874077), (9, 2285013171), (21, 979291359), (27, 761671057), (63, 326430453), (189, 108810151)]