18147376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 38764880

約数和(自身を除く): 20617504

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2029, 2236, 4058, 4472, 8116, 8944, 16232, 26377, 32464, 52754, 87247, 105508, 174494, 211016, 348988, 422032, 697976, 1134211, 1395952, 2268422, 4536844, 9073688, 18147376]

約数ペア:

[(1, 18147376), (2, 9073688), (4, 4536844), (8, 2268422), (13, 1395952), (16, 1134211), (26, 697976), (43, 422032), (52, 348988), (86, 211016), (104, 174494), (172, 105508), (208, 87247), (344, 52754), (559, 32464), (688, 26377), (1118, 16232), (2029, 8944), (2236, 8116), (4058, 4472)]