20216279997

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44044183}}^1$

素因数の和:44044209

約数の個数: 16

約数和(自身を含む): 31711812480

約数和(自身を除く): 11495532483

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44044183, 132132549, 396397647, 748751111, 1189192941, 2246253333, 6738759999, 20216279997]

約数ペア:

[(1, 20216279997), (3, 6738759999), (9, 2246253333), (17, 1189192941), (27, 748751111), (51, 396397647), (153, 132132549), (459, 44044183)]