18939130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6599}}^1$

素因数の和:6654

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 20977670

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 6599, 13198, 32995, 46193, 65990, 92386, 230965, 270559, 461930, 541118, 1352795, 1893913, 2705590, 3787826, 9469565, 18939130]

約数ペア:

[(1, 18939130), (2, 9469565), (5, 3787826), (7, 2705590), (10, 1893913), (14, 1352795), (35, 541118), (41, 461930), (70, 270559), (82, 230965), (205, 92386), (287, 65990), (410, 46193), (574, 32995), (1435, 13198), (2870, 6599)]