18980118

素因数分解:

$2^1\times 3^2\times {\mathrm{251}}^1\times {\mathrm{4201}}^1$

素因数の和:4460

約数の個数: 24

約数和(自身を含む): 41297256

約数和(自身を除く): 22317138

約数列:

[1, 2, 3, 6, 9, 18, 251, 502, 753, 1506, 2259, 4201, 4518, 8402, 12603, 25206, 37809, 75618, 1054451, 2108902, 3163353, 6326706, 9490059, 18980118]

約数ペア:

[(1, 18980118), (2, 9490059), (3, 6326706), (6, 3163353), (9, 2108902), (18, 1054451), (251, 75618), (502, 37809), (753, 25206), (1506, 12603), (2259, 8402), (4201, 4518)]