18936084

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 48929440

約数和(自身を除く): 29993356

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 157, 228, 276, 314, 437, 471, 529, 628, 874, 942, 1058, 1311, 1587, 1748, 1884, 2116, 2622, 2983, 3174, 3611, 5244, 5966, 6348, 7222, 8949, 10051, 10833, 11932, 14444, 17898, 20102, 21666, 30153, 35796, 40204, 43332, 60306, 68609, 83053, 120612, 137218, 166106, 205827, 249159, 274436, 332212, 411654, 498318, 823308, 996636, 1578007, 3156014, 4734021, 6312028, 9468042, 18936084]

約数ペア:

[(1, 18936084), (2, 9468042), (3, 6312028), (4, 4734021), (6, 3156014), (12, 1578007), (19, 996636), (23, 823308), (38, 498318), (46, 411654), (57, 332212), (69, 274436), (76, 249159), (92, 205827), (114, 166106), (138, 137218), (157, 120612), (228, 83053), (276, 68609), (314, 60306), (437, 43332), (471, 40204), (529, 35796), (628, 30153), (874, 21666), (942, 20102), (1058, 17898), (1311, 14444), (1587, 11932), (1748, 10833), (1884, 10051), (2116, 8949), (2622, 7222), (2983, 6348), (3174, 5966), (3611, 5244)]