20139396

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 49054656

約数和(自身を除く): 28915260

約数列:

[1, 2, 3, 4, 6, 12, 37, 67, 74, 111, 134, 148, 201, 222, 268, 402, 444, 677, 804, 1354, 2031, 2479, 2708, 4062, 4958, 7437, 8124, 9916, 14874, 25049, 29748, 45359, 50098, 75147, 90718, 100196, 136077, 150294, 181436, 272154, 300588, 544308, 1678283, 3356566, 5034849, 6713132, 10069698, 20139396]

約数ペア:

[(1, 20139396), (2, 10069698), (3, 6713132), (4, 5034849), (6, 3356566), (12, 1678283), (37, 544308), (67, 300588), (74, 272154), (111, 181436), (134, 150294), (148, 136077), (201, 100196), (222, 90718), (268, 75147), (402, 50098), (444, 45359), (677, 29748), (804, 25049), (1354, 14874), (2031, 9916), (2479, 8124), (2708, 7437), (4062, 4958)]