18236970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2089}}^1$

素因数の和:2199

約数の個数: 48

約数和(自身を含む): 47927880

約数和(自身を除く): 29690910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2089, 2910, 4178, 4365, 6267, 8730, 10445, 12534, 18801, 20890, 31335, 37602, 62670, 94005, 188010, 202633, 405266, 607899, 1013165, 1215798, 1823697, 2026330, 3039495, 3647394, 6078990, 9118485, 18236970]

約数ペア:

[(1, 18236970), (2, 9118485), (3, 6078990), (5, 3647394), (6, 3039495), (9, 2026330), (10, 1823697), (15, 1215798), (18, 1013165), (30, 607899), (45, 405266), (90, 202633), (97, 188010), (194, 94005), (291, 62670), (485, 37602), (582, 31335), (873, 20890), (970, 18801), (1455, 12534), (1746, 10445), (2089, 8730), (2910, 6267), (4178, 4365)]