18047358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3389

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 27694338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 3331, 5418, 6662, 9993, 19986, 23317, 29979, 46634, 59958, 69951, 139902, 143233, 209853, 286466, 419706, 429699, 859398, 1002631, 1289097, 2005262, 2578194, 3007893, 6015786, 9023679, 18047358]

約数ペア:

[(1, 18047358), (2, 9023679), (3, 6015786), (6, 3007893), (7, 2578194), (9, 2005262), (14, 1289097), (18, 1002631), (21, 859398), (42, 429699), (43, 419706), (63, 286466), (86, 209853), (126, 143233), (129, 139902), (258, 69951), (301, 59958), (387, 46634), (602, 29979), (774, 23317), (903, 19986), (1806, 9993), (2709, 6662), (3331, 5418)]