18814334

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 37034496

約数和(自身を除く): 18220162

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 154, 217, 341, 434, 539, 563, 682, 1078, 1126, 1519, 2387, 3038, 3941, 4774, 6193, 7882, 12386, 16709, 17453, 27587, 33418, 34906, 43351, 55174, 86702, 122171, 191983, 244342, 303457, 383966, 606914, 855197, 1343881, 1710394, 2687762, 9407167, 18814334]

約数ペア:

[(1, 18814334), (2, 9407167), (7, 2687762), (11, 1710394), (14, 1343881), (22, 855197), (31, 606914), (49, 383966), (62, 303457), (77, 244342), (98, 191983), (154, 122171), (217, 86702), (341, 55174), (434, 43351), (539, 34906), (563, 33418), (682, 27587), (1078, 17453), (1126, 16709), (1519, 12386), (2387, 7882), (3038, 6193), (3941, 4774)]