20396952

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 58687200

約数和(自身を除く): 38290248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 109, 113, 138, 184, 207, 218, 226, 276, 327, 339, 414, 436, 452, 552, 654, 678, 828, 872, 904, 981, 1017, 1308, 1356, 1656, 1962, 2034, 2507, 2599, 2616, 2712, 3924, 4068, 5014, 5198, 7521, 7797, 7848, 8136, 10028, 10396, 12317, 15042, 15594, 20056, 20792, 22563, 23391, 24634, 30084, 31188, 36951, 45126, 46782, 49268, 60168, 62376, 73902, 90252, 93564, 98536, 110853, 147804, 180504, 187128, 221706, 283291, 295608, 443412, 566582, 849873, 886824, 1133164, 1699746, 2266328, 2549619, 3399492, 5099238, 6798984, 10198476, 20396952]

約数ペア:

[(1, 20396952), (2, 10198476), (3, 6798984), (4, 5099238), (6, 3399492), (8, 2549619), (9, 2266328), (12, 1699746), (18, 1133164), (23, 886824), (24, 849873), (36, 566582), (46, 443412), (69, 295608), (72, 283291), (92, 221706), (109, 187128), (113, 180504), (138, 147804), (184, 110853), (207, 98536), (218, 93564), (226, 90252), (276, 73902), (327, 62376), (339, 60168), (414, 49268), (436, 46782), (452, 45126), (552, 36951), (654, 31188), (678, 30084), (828, 24634), (872, 23391), (904, 22563), (981, 20792), (1017, 20056), (1308, 15594), (1356, 15042), (1656, 12317), (1962, 10396), (2034, 10028), (2507, 8136), (2599, 7848), (2616, 7797), (2712, 7521), (3924, 5198), (4068, 5014)]