17909710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19681}}^1$

素因数の和:19708

約数の個数: 32

約数和(自身を含む): 39678912

約数和(自身を除く): 21769202

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 19681, 39362, 98405, 137767, 196810, 255853, 275534, 511706, 688835, 1279265, 1377670, 1790971, 2558530, 3581942, 8954855, 17909710]

約数ペア:

[(1, 17909710), (2, 8954855), (5, 3581942), (7, 2558530), (10, 1790971), (13, 1377670), (14, 1279265), (26, 688835), (35, 511706), (65, 275534), (70, 255853), (91, 196810), (130, 137767), (182, 98405), (455, 39362), (910, 19681)]