18357394

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2502

約数の個数: 24

約数和(自身を含む): 31256064

約数和(自身を除く): 12898670

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 2447, 3751, 4894, 7502, 26917, 53834, 75857, 151714, 296087, 592174, 834427, 1668854, 9178697, 18357394]

約数ペア:

[(1, 18357394), (2, 9178697), (11, 1668854), (22, 834427), (31, 592174), (62, 296087), (121, 151714), (242, 75857), (341, 53834), (682, 26917), (2447, 7502), (3751, 4894)]