28388204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 57388800

約数和(自身を除く): 29000596

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 59, 76, 118, 236, 247, 487, 494, 767, 974, 988, 1121, 1534, 1948, 2242, 3068, 4484, 6331, 9253, 12662, 14573, 18506, 25324, 28733, 29146, 37012, 57466, 58292, 114932, 120289, 240578, 373529, 481156, 545927, 747058, 1091854, 1494116, 2183708, 7097051, 14194102, 28388204]

約数ペア:

[(1, 28388204), (2, 14194102), (4, 7097051), (13, 2183708), (19, 1494116), (26, 1091854), (38, 747058), (52, 545927), (59, 481156), (76, 373529), (118, 240578), (236, 120289), (247, 114932), (487, 58292), (494, 57466), (767, 37012), (974, 29146), (988, 28733), (1121, 25324), (1534, 18506), (1948, 14573), (2242, 12662), (3068, 9253), (4484, 6331)]