18387278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3312

約数の個数: 32

約数和(自身を含む): 35051520

約数和(自身を除く): 16664242

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3259, 5642, 6518, 22813, 42367, 45626, 84734, 101029, 202058, 296569, 593138, 707203, 1313377, 1414406, 2626754, 9193639, 18387278]

約数ペア:

[(1, 18387278), (2, 9193639), (7, 2626754), (13, 1414406), (14, 1313377), (26, 707203), (31, 593138), (62, 296569), (91, 202058), (182, 101029), (217, 84734), (403, 45626), (434, 42367), (806, 22813), (2821, 6518), (3259, 5642)]