18879546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12149}}^1$

素因数の和:12198

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 25443654

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12149, 24298, 36447, 72894, 85043, 170086, 255129, 449513, 510258, 899026, 1348539, 2697078, 3146591, 6293182, 9439773, 18879546]

約数ペア:

[(1, 18879546), (2, 9439773), (3, 6293182), (6, 3146591), (7, 2697078), (14, 1348539), (21, 899026), (37, 510258), (42, 449513), (74, 255129), (111, 170086), (222, 85043), (259, 72894), (518, 36447), (777, 24298), (1554, 12149)]