20188818

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28759}}^1$

素因数の和:28783

約数の個数: 32

約数和(自身を含む): 48316800

約数和(自身を除く): 28127982

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28759, 57518, 86277, 172554, 258831, 373867, 517662, 747734, 776493, 1121601, 1552986, 2243202, 3364803, 6729606, 10094409, 20188818]

約数ペア:

[(1, 20188818), (2, 10094409), (3, 6729606), (6, 3364803), (9, 2243202), (13, 1552986), (18, 1121601), (26, 776493), (27, 747734), (39, 517662), (54, 373867), (78, 258831), (117, 172554), (234, 86277), (351, 57518), (702, 28759)]