20771598

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 46425600

約数和(自身を除く): 25654002

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 61, 87, 103, 114, 122, 174, 183, 206, 309, 366, 551, 618, 1102, 1159, 1653, 1769, 1957, 2318, 2987, 3306, 3477, 3538, 3914, 5307, 5871, 5974, 6283, 6954, 8961, 10614, 11742, 12566, 17922, 18849, 33611, 37698, 56753, 67222, 100833, 113506, 119377, 170259, 182207, 201666, 238754, 340518, 358131, 364414, 546621, 716262, 1093242, 3461933, 6923866, 10385799, 20771598]

約数ペア:

[(1, 20771598), (2, 10385799), (3, 6923866), (6, 3461933), (19, 1093242), (29, 716262), (38, 546621), (57, 364414), (58, 358131), (61, 340518), (87, 238754), (103, 201666), (114, 182207), (122, 170259), (174, 119377), (183, 113506), (206, 100833), (309, 67222), (366, 56753), (551, 37698), (618, 33611), (1102, 18849), (1159, 17922), (1653, 12566), (1769, 11742), (1957, 10614), (2318, 8961), (2987, 6954), (3306, 6283), (3477, 5974), (3538, 5871), (3914, 5307)]