18420162070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1\times {\mathrm{69739}}^1$

素因数の和:70240

約数の個数: 32

約数和(自身を含む): 33778150560

約数和(自身を除く): 15357988490

約数列:

[1, 2, 5, 10, 61, 122, 305, 433, 610, 866, 2165, 4330, 26413, 52826, 69739, 132065, 139478, 264130, 348695, 697390, 4254079, 8508158, 21270395, 30196987, 42540790, 60393974, 150984935, 301969870, 1842016207, 3684032414, 9210081035, 18420162070]

約数ペア:

[(1, 18420162070), (2, 9210081035), (5, 3684032414), (10, 1842016207), (61, 301969870), (122, 150984935), (305, 60393974), (433, 42540790), (610, 30196987), (866, 21270395), (2165, 8508158), (4330, 4254079), (26413, 697390), (52826, 348695), (69739, 264130), (132065, 139478)]