18980491746

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{6442801}}^1$

素因数の和:6443297

約数の個数: 16

約数和(自身を含む): 38038303008

約数和(自身を除く): 19057811262

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 6442801, 12885602, 19328403, 38656806, 3163415291, 6326830582, 9490245873, 18980491746]

約数ペア:

[(1, 18980491746), (2, 9490245873), (3, 6326830582), (6, 3163415291), (491, 38656806), (982, 19328403), (1473, 12885602), (2946, 6442801)]