18960176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1401

約数の個数: 40

約数和(自身を含む): 39521280

約数和(自身を除く): 20561104

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1327, 1786, 2654, 3572, 5308, 7144, 10616, 14288, 21232, 25213, 50426, 62369, 100852, 124738, 201704, 249476, 403408, 498952, 997904, 1185011, 2370022, 4740044, 9480088, 18960176]

約数ペア:

[(1, 18960176), (2, 9480088), (4, 4740044), (8, 2370022), (16, 1185011), (19, 997904), (38, 498952), (47, 403408), (76, 249476), (94, 201704), (152, 124738), (188, 100852), (304, 62369), (376, 50426), (752, 25213), (893, 21232), (1327, 14288), (1786, 10616), (2654, 7144), (3572, 5308)]