20590981930

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29001383}}^1$

素因数の和:29001461

約数の個数: 16

約数和(自身を含む): 37585793664

約数和(自身を除く): 16994811734

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 29001383, 58002766, 145006915, 290013830, 2059098193, 4118196386, 10295490965, 20590981930]

約数ペア:

[(1, 20590981930), (2, 10295490965), (5, 4118196386), (10, 2059098193), (71, 290013830), (142, 145006915), (355, 58002766), (710, 29001383)]