20993206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5419}}^1$

素因数の和:5583

約数の個数: 16

約数和(自身を含む): 34146000

約数和(自身を除く): 13152794

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 5419, 10838, 70447, 140894, 807431, 1614862, 10496603, 20993206]

約数ペア:

[(1, 20993206), (2, 10496603), (13, 1614862), (26, 807431), (149, 140894), (298, 70447), (1937, 10838), (3874, 5419)]