18808216

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6337}}^1$

素因数の和:6403

約数の個数: 32

約数和(自身を含む): 41070240

約数和(自身を除く): 22262024

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6337, 12674, 25348, 44359, 50696, 88718, 177436, 335861, 354872, 671722, 1343444, 2351027, 2686888, 4702054, 9404108, 18808216]

約数ペア:

[(1, 18808216), (2, 9404108), (4, 4702054), (7, 2686888), (8, 2351027), (14, 1343444), (28, 671722), (53, 354872), (56, 335861), (106, 177436), (212, 88718), (371, 50696), (424, 44359), (742, 25348), (1484, 12674), (2968, 6337)]