18975208

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2029}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 40924800

約数和(自身を除く): 21949592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2029, 2338, 4058, 4676, 8116, 9352, 14203, 16232, 28406, 56812, 113624, 338843, 677686, 1355372, 2371901, 2710744, 4743802, 9487604, 18975208]

約数ペア:

[(1, 18975208), (2, 9487604), (4, 4743802), (7, 2710744), (8, 2371901), (14, 1355372), (28, 677686), (56, 338843), (167, 113624), (334, 56812), (668, 28406), (1169, 16232), (1336, 14203), (2029, 9352), (2338, 8116), (4058, 4676)]