20054665

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1512

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 4943735

約数列:

[1, 5, 47, 61, 235, 305, 1399, 2867, 6995, 14335, 65753, 85339, 328765, 426695, 4010933, 20054665]

約数ペア:

[(1, 20054665), (5, 4010933), (47, 426695), (61, 328765), (235, 85339), (305, 65753), (1399, 14335), (2867, 6995)]