20040916

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6949}}^1$

素因数の和:7063

約数の個数: 24

約数和(自身を含む): 40476800

約数和(自身を除く): 20435884

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 6949, 13898, 27796, 48643, 97286, 194572, 715747, 1431494, 2862988, 5010229, 10020458, 20040916]

約数ペア:

[(1, 20040916), (2, 10020458), (4, 5010229), (7, 2862988), (14, 1431494), (28, 715747), (103, 194572), (206, 97286), (412, 48643), (721, 27796), (1442, 13898), (2884, 6949)]