19561572

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3461}}^1$

素因数の和:3628

約数の個数: 36

約数和(自身を含む): 49776636

約数和(自身を除く): 30215064

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3461, 5652, 6922, 10383, 13844, 20766, 31149, 41532, 62298, 124596, 543377, 1086754, 1630131, 2173508, 3260262, 4890393, 6520524, 9780786, 19561572]

約数ペア:

[(1, 19561572), (2, 9780786), (3, 6520524), (4, 4890393), (6, 3260262), (9, 2173508), (12, 1630131), (18, 1086754), (36, 543377), (157, 124596), (314, 62298), (471, 41532), (628, 31149), (942, 20766), (1413, 13844), (1884, 10383), (2826, 6922), (3461, 5652)]