20191236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{373}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 51019584

約数和(自身を除く): 30828348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 347, 373, 694, 746, 1041, 1119, 1388, 1492, 2082, 2238, 4164, 4476, 4511, 4849, 9022, 9698, 13533, 14547, 18044, 19396, 27066, 29094, 54132, 58188, 129431, 258862, 388293, 517724, 776586, 1553172, 1682603, 3365206, 5047809, 6730412, 10095618, 20191236]

約数ペア:

[(1, 20191236), (2, 10095618), (3, 6730412), (4, 5047809), (6, 3365206), (12, 1682603), (13, 1553172), (26, 776586), (39, 517724), (52, 388293), (78, 258862), (156, 129431), (347, 58188), (373, 54132), (694, 29094), (746, 27066), (1041, 19396), (1119, 18044), (1388, 14547), (1492, 13533), (2082, 9698), (2238, 9022), (4164, 4849), (4476, 4511)]