19344976

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 43372224

約数和(自身を除く): 24027248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2081, 2324, 4162, 4648, 8324, 9296, 14567, 16648, 29134, 33296, 58268, 116536, 172723, 233072, 345446, 690892, 1209061, 1381784, 2418122, 2763568, 4836244, 9672488, 19344976]

約数ペア:

[(1, 19344976), (2, 9672488), (4, 4836244), (7, 2763568), (8, 2418122), (14, 1381784), (16, 1209061), (28, 690892), (56, 345446), (83, 233072), (112, 172723), (166, 116536), (332, 58268), (581, 33296), (664, 29134), (1162, 16648), (1328, 14567), (2081, 9296), (2324, 8324), (4162, 4648)]