20919846

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 22625754

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 251, 479, 502, 753, 958, 1437, 1506, 2874, 7279, 13891, 14558, 21837, 27782, 41673, 43674, 83346, 120229, 240458, 360687, 721374, 3486641, 6973282, 10459923, 20919846]

約数ペア:

[(1, 20919846), (2, 10459923), (3, 6973282), (6, 3486641), (29, 721374), (58, 360687), (87, 240458), (174, 120229), (251, 83346), (479, 43674), (502, 41673), (753, 27782), (958, 21837), (1437, 14558), (1506, 13891), (2874, 7279)]