18040824

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 49072920

約数和(自身を除く): 31032096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 757, 993, 1324, 1514, 1986, 2271, 2648, 2979, 3028, 3972, 4542, 5958, 6056, 6813, 7944, 9084, 11916, 13626, 18168, 23832, 27252, 54504, 250567, 501134, 751701, 1002268, 1503402, 2004536, 2255103, 3006804, 4510206, 6013608, 9020412, 18040824]

約数ペア:

[(1, 18040824), (2, 9020412), (3, 6013608), (4, 4510206), (6, 3006804), (8, 2255103), (9, 2004536), (12, 1503402), (18, 1002268), (24, 751701), (36, 501134), (72, 250567), (331, 54504), (662, 27252), (757, 23832), (993, 18168), (1324, 13626), (1514, 11916), (1986, 9084), (2271, 7944), (2648, 6813), (2979, 6056), (3028, 5958), (3972, 4542)]