20073475

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 25926912

約数和(自身を除く): 5853437

約数列:

[1, 5, 25, 43, 71, 215, 263, 355, 1075, 1315, 1775, 3053, 6575, 11309, 15265, 18673, 56545, 76325, 93365, 282725, 466825, 802939, 4014695, 20073475]

約数ペア:

[(1, 20073475), (5, 4014695), (25, 802939), (43, 466825), (71, 282725), (215, 93365), (263, 76325), (355, 56545), (1075, 18673), (1315, 15265), (1775, 11309), (3053, 6575)]