20651616

素因数分解:

$2^5\times 3^2\times {\mathrm{71707}}^1$

素因数の和:71723

約数の個数: 36

約数和(自身を含む): 58728852

約数和(自身を除く): 38077236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 71707, 143414, 215121, 286828, 430242, 573656, 645363, 860484, 1147312, 1290726, 1720968, 2294624, 2581452, 3441936, 5162904, 6883872, 10325808, 20651616]

約数ペア:

[(1, 20651616), (2, 10325808), (3, 6883872), (4, 5162904), (6, 3441936), (8, 2581452), (9, 2294624), (12, 1720968), (16, 1290726), (18, 1147312), (24, 860484), (32, 645363), (36, 573656), (48, 430242), (72, 286828), (96, 215121), (144, 143414), (288, 71707)]