19946376

素因数分解:

$2^3\times 3^2\times {\mathrm{449}}^1\times {\mathrm{617}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 54229500

約数和(自身を除く): 34283124

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 449, 617, 898, 1234, 1347, 1796, 1851, 2468, 2694, 3592, 3702, 4041, 4936, 5388, 5553, 7404, 8082, 10776, 11106, 14808, 16164, 22212, 32328, 44424, 277033, 554066, 831099, 1108132, 1662198, 2216264, 2493297, 3324396, 4986594, 6648792, 9973188, 19946376]

約数ペア:

[(1, 19946376), (2, 9973188), (3, 6648792), (4, 4986594), (6, 3324396), (8, 2493297), (9, 2216264), (12, 1662198), (18, 1108132), (24, 831099), (36, 554066), (72, 277033), (449, 44424), (617, 32328), (898, 22212), (1234, 16164), (1347, 14808), (1796, 11106), (1851, 10776), (2468, 8082), (2694, 7404), (3592, 5553), (3702, 5388), (4041, 4936)]