638164908

素因数分解:

$2^2\times 3^2\times {\mathrm{1373}}^1\times {\mathrm{12911}}^1$

素因数の和:14294

約数の個数: 36

約数和(自身を含む): 1614439008

約数和(自身を除く): 976274100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1373, 2746, 4119, 5492, 8238, 12357, 12911, 16476, 24714, 25822, 38733, 49428, 51644, 77466, 116199, 154932, 232398, 464796, 17726803, 35453606, 53180409, 70907212, 106360818, 159541227, 212721636, 319082454, 638164908]

約数ペア:

[(1, 638164908), (2, 319082454), (3, 212721636), (4, 159541227), (6, 106360818), (9, 70907212), (12, 53180409), (18, 35453606), (36, 17726803), (1373, 464796), (2746, 232398), (4119, 154932), (5492, 116199), (8238, 77466), (12357, 51644), (12911, 49428), (16476, 38733), (24714, 25822)]