20954748

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{3301}}^1$

素因数の和:3354

約数の個数: 36

約数和(自身を含む): 51128168

約数和(自身を除く): 30173420

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 529, 1058, 1587, 2116, 3174, 3301, 6348, 6602, 9903, 13204, 19806, 39612, 75923, 151846, 227769, 303692, 455538, 911076, 1746229, 3492458, 5238687, 6984916, 10477374, 20954748]

約数ペア:

[(1, 20954748), (2, 10477374), (3, 6984916), (4, 5238687), (6, 3492458), (12, 1746229), (23, 911076), (46, 455538), (69, 303692), (92, 227769), (138, 151846), (276, 75923), (529, 39612), (1058, 19806), (1587, 13204), (2116, 9903), (3174, 6602), (3301, 6348)]