18414844

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 19808516

約数列:

[1, 2, 4, 7, 14, 28, 59, 71, 118, 142, 157, 236, 284, 314, 413, 497, 628, 826, 994, 1099, 1652, 1988, 2198, 4189, 4396, 8378, 9263, 11147, 16756, 18526, 22294, 29323, 37052, 44588, 58646, 64841, 78029, 117292, 129682, 156058, 259364, 312116, 657673, 1315346, 2630692, 4603711, 9207422, 18414844]

約数ペア:

[(1, 18414844), (2, 9207422), (4, 4603711), (7, 2630692), (14, 1315346), (28, 657673), (59, 312116), (71, 259364), (118, 156058), (142, 129682), (157, 117292), (236, 78029), (284, 64841), (314, 58646), (413, 44588), (497, 37052), (628, 29323), (826, 22294), (994, 18526), (1099, 16756), (1652, 11147), (1988, 9263), (2198, 8378), (4189, 4396)]