20199062032

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1\times {\mathrm{887}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 41576088960

約数和(自身を除く): 21377026928

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 346, 433, 692, 866, 887, 1384, 1732, 1774, 2768, 3287, 3464, 3548, 6574, 6928, 7096, 8227, 13148, 14192, 16454, 16853, 26296, 32908, 33706, 52592, 65816, 67412, 74909, 131632, 134824, 149818, 153451, 269648, 299636, 306902, 384071, 599272, 613804, 768142, 1198544, 1227608, 1423271, 1536284, 2455216, 2846542, 2915569, 3072568, 5693084, 5831138, 6145136, 7297349, 11386168, 11662276, 14594698, 22772336, 23324552, 29189396, 46649104, 58378792, 66444283, 116757584, 132888566, 265777132, 531554264, 1063108528, 1262441377, 2524882754, 5049765508, 10099531016, 20199062032]

約数ペア:

[(1, 20199062032), (2, 10099531016), (4, 5049765508), (8, 2524882754), (16, 1262441377), (19, 1063108528), (38, 531554264), (76, 265777132), (152, 132888566), (173, 116757584), (304, 66444283), (346, 58378792), (433, 46649104), (692, 29189396), (866, 23324552), (887, 22772336), (1384, 14594698), (1732, 11662276), (1774, 11386168), (2768, 7297349), (3287, 6145136), (3464, 5831138), (3548, 5693084), (6574, 3072568), (6928, 2915569), (7096, 2846542), (8227, 2455216), (13148, 1536284), (14192, 1423271), (16454, 1227608), (16853, 1198544), (26296, 768142), (32908, 613804), (33706, 599272), (52592, 384071), (65816, 306902), (67412, 299636), (74909, 269648), (131632, 153451), (134824, 149818)]