18611838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8689}}^1$

素因数の和:8721

約数の個数: 48

約数和(自身を含む): 48803040

約数和(自身を除く): 30191202

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 8689, 17378, 26067, 52134, 60823, 78201, 121646, 147713, 156402, 182469, 295426, 364938, 443139, 547407, 886278, 1033991, 1094814, 1329417, 2067982, 2658834, 3101973, 6203946, 9305919, 18611838]

約数ペア:

[(1, 18611838), (2, 9305919), (3, 6203946), (6, 3101973), (7, 2658834), (9, 2067982), (14, 1329417), (17, 1094814), (18, 1033991), (21, 886278), (34, 547407), (42, 443139), (51, 364938), (63, 295426), (102, 182469), (119, 156402), (126, 147713), (153, 121646), (238, 78201), (306, 60823), (357, 52134), (714, 26067), (1071, 17378), (2142, 8689)]