20181815892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1953331}}^1$

素因数の和:1953389

約数の個数: 72

約数和(自身を含む): 59725079232

約数和(自身を除く): 39543263340

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 2583, 3444, 5166, 10332, 1953331, 3906662, 5859993, 7813324, 11719986, 13673317, 17579979, 23439972, 27346634, 35159958, 41019951, 54693268, 70319916, 80086571, 82039902, 123059853, 160173142, 164079804, 240259713, 246119706, 320346284, 480519426, 492239412, 560605997, 720779139, 961038852, 1121211994, 1441558278, 1681817991, 2242423988, 2883116556, 3363635982, 5045453973, 6727271964, 10090907946, 20181815892]

約数ペア:

[(1, 20181815892), (2, 10090907946), (3, 6727271964), (4, 5045453973), (6, 3363635982), (7, 2883116556), (9, 2242423988), (12, 1681817991), (14, 1441558278), (18, 1121211994), (21, 961038852), (28, 720779139), (36, 560605997), (41, 492239412), (42, 480519426), (63, 320346284), (82, 246119706), (84, 240259713), (123, 164079804), (126, 160173142), (164, 123059853), (246, 82039902), (252, 80086571), (287, 70319916), (369, 54693268), (492, 41019951), (574, 35159958), (738, 27346634), (861, 23439972), (1148, 17579979), (1476, 13673317), (1722, 11719986), (2583, 7813324), (3444, 5859993), (5166, 3906662), (10332, 1953331)]