18892840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24859}}^1$

素因数の和:24889

約数の個数: 32

約数和(自身を含む): 44748000

約数和(自身を除く): 25855160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24859, 49718, 99436, 124295, 198872, 248590, 472321, 497180, 944642, 994360, 1889284, 2361605, 3778568, 4723210, 9446420, 18892840]

約数ペア:

[(1, 18892840), (2, 9446420), (4, 4723210), (5, 3778568), (8, 2361605), (10, 1889284), (19, 994360), (20, 944642), (38, 497180), (40, 472321), (76, 248590), (95, 198872), (152, 124295), (190, 99436), (380, 49718), (760, 24859)]