28420952

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1601}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 61132320

約数和(自身を除く): 32711368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1268, 1601, 2219, 2536, 3202, 4438, 6404, 8876, 11207, 12808, 17752, 22414, 44828, 89656, 507517, 1015034, 2030068, 3552619, 4060136, 7105238, 14210476, 28420952]

約数ペア:

[(1, 28420952), (2, 14210476), (4, 7105238), (7, 4060136), (8, 3552619), (14, 2030068), (28, 1015034), (56, 507517), (317, 89656), (634, 44828), (1268, 22414), (1601, 17752), (2219, 12808), (2536, 11207), (3202, 8876), (4438, 6404)]