20742008

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2141}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 44724960

約数和(自身を除く): 23982952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1384, 2141, 2422, 4282, 4844, 8564, 9688, 14987, 17128, 29974, 59948, 119896, 370393, 740786, 1481572, 2592751, 2963144, 5185502, 10371004, 20742008]

約数ペア:

[(1, 20742008), (2, 10371004), (4, 5185502), (7, 2963144), (8, 2592751), (14, 1481572), (28, 740786), (56, 370393), (173, 119896), (346, 59948), (692, 29974), (1211, 17128), (1384, 14987), (2141, 9688), (2422, 8564), (4282, 4844)]