20402643189

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1\times {\mathrm{318289}}^1$

素因数の和:319244

約数の個数: 16

約数和(自身を含む): 28416931200

約数和(自身を除く): 8014288011

約数列:

[1, 3, 23, 69, 929, 2787, 21367, 64101, 318289, 954867, 7320647, 21961941, 295690481, 887071443, 6800881063, 20402643189]

約数ペア:

[(1, 20402643189), (3, 6800881063), (23, 887071443), (69, 295690481), (929, 21961941), (2787, 7320647), (21367, 954867), (64101, 318289)]