19147870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7393}}^1$

素因数の和:7444

約数の個数: 32

約数和(自身を含む): 40459968

約数和(自身を除く): 21312098

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 7393, 14786, 36965, 51751, 73930, 103502, 258755, 273541, 517510, 547082, 1367705, 1914787, 2735410, 3829574, 9573935, 19147870]

約数ペア:

[(1, 19147870), (2, 9573935), (5, 3829574), (7, 2735410), (10, 1914787), (14, 1367705), (35, 547082), (37, 517510), (70, 273541), (74, 258755), (185, 103502), (259, 73930), (370, 51751), (518, 36965), (1295, 14786), (2590, 7393)]