18297558

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 41764320

約数和(自身を除く): 23466762

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 193, 207, 229, 386, 414, 458, 579, 687, 1158, 1374, 1737, 2061, 3474, 4122, 4439, 5267, 8878, 10534, 13317, 15801, 26634, 31602, 39951, 44197, 47403, 79902, 88394, 94806, 132591, 265182, 397773, 795546, 1016531, 2033062, 3049593, 6099186, 9148779, 18297558]

約数ペア:

[(1, 18297558), (2, 9148779), (3, 6099186), (6, 3049593), (9, 2033062), (18, 1016531), (23, 795546), (46, 397773), (69, 265182), (138, 132591), (193, 94806), (207, 88394), (229, 79902), (386, 47403), (414, 44197), (458, 39951), (579, 31602), (687, 26634), (1158, 15801), (1374, 13317), (1737, 10534), (2061, 8878), (3474, 5267), (4122, 4439)]