2018219778

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{10529}}^1$

素因数の和:11023

約数の個数: 48

約数和(自身を含む): 4573221120

約数和(自身を除く): 2555001342

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 463, 926, 1389, 2778, 4167, 8334, 10529, 10649, 21058, 21298, 31587, 31947, 63174, 63894, 94761, 95841, 189522, 191682, 242167, 484334, 726501, 1453002, 2179503, 4359006, 4874927, 9749854, 14624781, 29249562, 43874343, 87748686, 112123321, 224246642, 336369963, 672739926, 1009109889, 2018219778]

約数ペア:

[(1, 2018219778), (2, 1009109889), (3, 672739926), (6, 336369963), (9, 224246642), (18, 112123321), (23, 87748686), (46, 43874343), (69, 29249562), (138, 14624781), (207, 9749854), (414, 4874927), (463, 4359006), (926, 2179503), (1389, 1453002), (2778, 726501), (4167, 484334), (8334, 242167), (10529, 191682), (10649, 189522), (21058, 95841), (21298, 94761), (31587, 63894), (31947, 63174)]