20386329

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 27864000

約数和(自身を除く): 7477671

約数列:

[1, 3, 59, 149, 177, 447, 773, 2319, 8791, 26373, 45607, 115177, 136821, 345531, 6795443, 20386329]

約数ペア:

[(1, 20386329), (3, 6795443), (59, 345531), (149, 136821), (177, 115177), (447, 45607), (773, 26373), (2319, 8791)]