18783954

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 50342400

約数和(自身を除く): 31558446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 93, 98, 126, 147, 186, 189, 217, 229, 279, 294, 378, 434, 441, 458, 558, 651, 687, 837, 882, 1302, 1323, 1374, 1519, 1603, 1674, 1953, 2061, 2646, 3038, 3206, 3906, 4122, 4557, 4809, 5859, 6183, 7099, 9114, 9618, 11221, 11718, 12366, 13671, 14198, 14427, 21297, 22442, 27342, 28854, 33663, 41013, 42594, 43281, 49693, 63891, 67326, 82026, 86562, 99386, 100989, 127782, 149079, 191673, 201978, 298158, 302967, 347851, 383346, 447237, 605934, 695702, 894474, 1043553, 1341711, 2087106, 2683422, 3130659, 6261318, 9391977, 18783954]

約数ペア:

[(1, 18783954), (2, 9391977), (3, 6261318), (6, 3130659), (7, 2683422), (9, 2087106), (14, 1341711), (18, 1043553), (21, 894474), (27, 695702), (31, 605934), (42, 447237), (49, 383346), (54, 347851), (62, 302967), (63, 298158), (93, 201978), (98, 191673), (126, 149079), (147, 127782), (186, 100989), (189, 99386), (217, 86562), (229, 82026), (279, 67326), (294, 63891), (378, 49693), (434, 43281), (441, 42594), (458, 41013), (558, 33663), (651, 28854), (687, 27342), (837, 22442), (882, 21297), (1302, 14427), (1323, 14198), (1374, 13671), (1519, 12366), (1603, 11718), (1674, 11221), (1953, 9618), (2061, 9114), (2646, 7099), (3038, 6183), (3206, 5859), (3906, 4809), (4122, 4557)]