19127718

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 45427200

約数和(自身を除く): 26299482

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 103, 114, 171, 181, 206, 309, 342, 362, 513, 543, 618, 927, 1026, 1086, 1629, 1854, 1957, 2781, 3258, 3439, 3914, 4887, 5562, 5871, 6878, 9774, 10317, 11742, 17613, 18643, 20634, 30951, 35226, 37286, 52839, 55929, 61902, 92853, 105678, 111858, 167787, 185706, 335574, 354217, 503361, 708434, 1006722, 1062651, 2125302, 3187953, 6375906, 9563859, 19127718]

約数ペア:

[(1, 19127718), (2, 9563859), (3, 6375906), (6, 3187953), (9, 2125302), (18, 1062651), (19, 1006722), (27, 708434), (38, 503361), (54, 354217), (57, 335574), (103, 185706), (114, 167787), (171, 111858), (181, 105678), (206, 92853), (309, 61902), (342, 55929), (362, 52839), (513, 37286), (543, 35226), (618, 30951), (927, 20634), (1026, 18643), (1086, 17613), (1629, 11742), (1854, 10317), (1957, 9774), (2781, 6878), (3258, 5871), (3439, 5562), (3914, 4887)]