19550268

素因数分解:

$2^2\times 3^3\times {\mathrm{157}}^1\times {\mathrm{1153}}^1$

素因数の和:1323

約数の個数: 48

約数和(自身を含む): 51052960

約数和(自身を除く): 31502692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 157, 314, 471, 628, 942, 1153, 1413, 1884, 2306, 2826, 3459, 4239, 4612, 5652, 6918, 8478, 10377, 13836, 16956, 20754, 31131, 41508, 62262, 124524, 181021, 362042, 543063, 724084, 1086126, 1629189, 2172252, 3258378, 4887567, 6516756, 9775134, 19550268]

約数ペア:

[(1, 19550268), (2, 9775134), (3, 6516756), (4, 4887567), (6, 3258378), (9, 2172252), (12, 1629189), (18, 1086126), (27, 724084), (36, 543063), (54, 362042), (108, 181021), (157, 124524), (314, 62262), (471, 41508), (628, 31131), (942, 20754), (1153, 16956), (1413, 13836), (1884, 10377), (2306, 8478), (2826, 6918), (3459, 5652), (4239, 4612)]