20185907936

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{2153}}^1\times {\mathrm{4373}}^1$

素因数の和:6603

約数の個数: 48

約数和(自身を含む): 40362117264

約数和(自身を除く): 20176209328

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 2153, 4306, 4373, 8612, 8746, 17224, 17492, 34448, 34984, 68896, 69968, 139936, 144251, 288502, 292991, 577004, 585982, 1154008, 1171964, 2308016, 2343928, 4616032, 4687856, 9375712, 9415069, 18830138, 37660276, 75320552, 150641104, 301282208, 630809623, 1261619246, 2523238492, 5046476984, 10092953968, 20185907936]

約数ペア:

[(1, 20185907936), (2, 10092953968), (4, 5046476984), (8, 2523238492), (16, 1261619246), (32, 630809623), (67, 301282208), (134, 150641104), (268, 75320552), (536, 37660276), (1072, 18830138), (2144, 9415069), (2153, 9375712), (4306, 4687856), (4373, 4616032), (8612, 2343928), (8746, 2308016), (17224, 1171964), (17492, 1154008), (34448, 585982), (34984, 577004), (68896, 292991), (69968, 288502), (139936, 144251)]