18091724

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 39352320

約数和(自身を除く): 21260596

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1097, 1178, 2194, 2356, 4123, 4388, 7679, 8246, 15358, 16492, 20843, 30716, 34007, 41686, 68014, 83372, 136028, 145901, 238049, 291802, 476098, 583604, 646133, 952196, 1292266, 2584532, 4522931, 9045862, 18091724]

約数ペア:

[(1, 18091724), (2, 9045862), (4, 4522931), (7, 2584532), (14, 1292266), (19, 952196), (28, 646133), (31, 583604), (38, 476098), (62, 291802), (76, 238049), (124, 145901), (133, 136028), (217, 83372), (266, 68014), (434, 41686), (532, 34007), (589, 30716), (868, 20843), (1097, 16492), (1178, 15358), (2194, 8246), (2356, 7679), (4123, 4388)]