19179678

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{733}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 45185040

約数和(自身を除く): 26005362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 89, 98, 147, 178, 267, 294, 534, 623, 733, 1246, 1466, 1869, 2199, 3738, 4361, 4398, 5131, 8722, 10262, 13083, 15393, 26166, 30786, 35917, 65237, 71834, 107751, 130474, 195711, 215502, 391422, 456659, 913318, 1369977, 2739954, 3196613, 6393226, 9589839, 19179678]

約数ペア:

[(1, 19179678), (2, 9589839), (3, 6393226), (6, 3196613), (7, 2739954), (14, 1369977), (21, 913318), (42, 456659), (49, 391422), (89, 215502), (98, 195711), (147, 130474), (178, 107751), (267, 71834), (294, 65237), (534, 35917), (623, 30786), (733, 26166), (1246, 15393), (1466, 13083), (1869, 10262), (2199, 8722), (3738, 5131), (4361, 4398)]