20995164

素因数分解:

$2^2\times 3^2\times {\mathrm{233}}^1\times {\mathrm{2503}}^1$

素因数の和:2746

約数の個数: 36

約数和(自身を含む): 53320176

約数和(自身を除く): 32325012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 233, 466, 699, 932, 1398, 2097, 2503, 2796, 4194, 5006, 7509, 8388, 10012, 15018, 22527, 30036, 45054, 90108, 583199, 1166398, 1749597, 2332796, 3499194, 5248791, 6998388, 10497582, 20995164]

約数ペア:

[(1, 20995164), (2, 10497582), (3, 6998388), (4, 5248791), (6, 3499194), (9, 2332796), (12, 1749597), (18, 1166398), (36, 583199), (233, 90108), (466, 45054), (699, 30036), (932, 22527), (1398, 15018), (2097, 10012), (2503, 8388), (2796, 7509), (4194, 5006)]