18241806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 42425856

約数和(自身を除く): 24184050

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 61, 66, 69, 122, 138, 183, 197, 253, 366, 394, 506, 591, 671, 759, 1182, 1342, 1403, 1518, 2013, 2167, 2806, 4026, 4209, 4334, 4531, 6501, 8418, 9062, 12017, 13002, 13593, 15433, 24034, 27186, 30866, 36051, 46299, 49841, 72102, 92598, 99682, 132187, 149523, 264374, 276391, 299046, 396561, 552782, 793122, 829173, 1658346, 3040301, 6080602, 9120903, 18241806]

約数ペア:

[(1, 18241806), (2, 9120903), (3, 6080602), (6, 3040301), (11, 1658346), (22, 829173), (23, 793122), (33, 552782), (46, 396561), (61, 299046), (66, 276391), (69, 264374), (122, 149523), (138, 132187), (183, 99682), (197, 92598), (253, 72102), (366, 49841), (394, 46299), (506, 36051), (591, 30866), (671, 27186), (759, 24034), (1182, 15433), (1342, 13593), (1403, 13002), (1518, 12017), (2013, 9062), (2167, 8418), (2806, 6501), (4026, 4531), (4209, 4334)]