18107730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4679}}^1$

素因数の和:4735

約数の個数: 48

約数和(自身を含む): 48185280

約数和(自身を除く): 30077550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4679, 9358, 14037, 23395, 28074, 42111, 46790, 70185, 84222, 140370, 201197, 210555, 402394, 421110, 603591, 1005985, 1207182, 1810773, 2011970, 3017955, 3621546, 6035910, 9053865, 18107730]

約数ペア:

[(1, 18107730), (2, 9053865), (3, 6035910), (5, 3621546), (6, 3017955), (9, 2011970), (10, 1810773), (15, 1207182), (18, 1005985), (30, 603591), (43, 421110), (45, 402394), (86, 210555), (90, 201197), (129, 140370), (215, 84222), (258, 70185), (387, 46790), (430, 42111), (645, 28074), (774, 23395), (1290, 14037), (1935, 9358), (3870, 4679)]