18558378

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 36

約数和(自身を含む): 42055650

約数和(自身を除く): 23497272

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 1949, 3174, 3898, 4761, 5847, 9522, 11694, 17541, 35082, 44827, 89654, 134481, 268962, 403443, 806886, 1031021, 2062042, 3093063, 6186126, 9279189, 18558378]

約数ペア:

[(1, 18558378), (2, 9279189), (3, 6186126), (6, 3093063), (9, 2062042), (18, 1031021), (23, 806886), (46, 403443), (69, 268962), (138, 134481), (207, 89654), (414, 44827), (529, 35082), (1058, 17541), (1587, 11694), (1949, 9522), (3174, 5847), (3898, 4761)]