18444020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131743}}^1$

素因数の和:131759

約数の個数: 24

約数和(自身を含む): 44265984

約数和(自身を除く): 25821964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131743, 263486, 526972, 658715, 922201, 1317430, 1844402, 2634860, 3688804, 4611005, 9222010, 18444020]

約数ペア:

[(1, 18444020), (2, 9222010), (4, 4611005), (5, 3688804), (7, 2634860), (10, 1844402), (14, 1317430), (20, 922201), (28, 658715), (35, 526972), (70, 263486), (140, 131743)]