18118506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{673}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 41539968

約数和(自身を除く): 23421462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 641, 673, 1282, 1346, 1923, 2019, 3846, 4038, 4487, 4711, 8974, 9422, 13461, 14133, 26922, 28266, 431393, 862786, 1294179, 2588358, 3019751, 6039502, 9059253, 18118506]

約数ペア:

[(1, 18118506), (2, 9059253), (3, 6039502), (6, 3019751), (7, 2588358), (14, 1294179), (21, 862786), (42, 431393), (641, 28266), (673, 26922), (1282, 14133), (1346, 13461), (1923, 9422), (2019, 8974), (3846, 4711), (4038, 4487)]