18429705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 37425024

約数和(自身を除く): 18995319

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1427, 1435, 1845, 2583, 4281, 4305, 7135, 9989, 12843, 12915, 21405, 29967, 49945, 58507, 64215, 89901, 149835, 175521, 292535, 409549, 449505, 526563, 877605, 1228647, 2047745, 2632815, 3685941, 6143235, 18429705]

約数ペア:

[(1, 18429705), (3, 6143235), (5, 3685941), (7, 2632815), (9, 2047745), (15, 1228647), (21, 877605), (35, 526563), (41, 449505), (45, 409549), (63, 292535), (105, 175521), (123, 149835), (205, 89901), (287, 64215), (315, 58507), (369, 49945), (615, 29967), (861, 21405), (1427, 12915), (1435, 12843), (1845, 9989), (2583, 7135), (4281, 4305)]