20531224

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1601}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 44215200

約数和(自身を除く): 23683976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1601, 1603, 1832, 3202, 3206, 6404, 6412, 11207, 12808, 12824, 22414, 44828, 89656, 366629, 733258, 1466516, 2566403, 2933032, 5132806, 10265612, 20531224]

約数ペア:

[(1, 20531224), (2, 10265612), (4, 5132806), (7, 2933032), (8, 2566403), (14, 1466516), (28, 733258), (56, 366629), (229, 89656), (458, 44828), (916, 22414), (1601, 12824), (1603, 12808), (1832, 11207), (3202, 6412), (3206, 6404)]