19494634

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2011}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 30276576

約数和(自身を除く): 10781942

約数列:

[1, 2, 37, 74, 131, 262, 2011, 4022, 4847, 9694, 74407, 148814, 263441, 526882, 9747317, 19494634]

約数ペア:

[(1, 19494634), (2, 9747317), (37, 526882), (74, 263441), (131, 148814), (262, 74407), (2011, 9694), (4022, 4847)]