40771918

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:864

約数の個数: 24

約数和(自身を含む): 67558680

約数和(自身を除く): 26786762

約数列:

[1, 2, 11, 22, 121, 242, 331, 509, 662, 1018, 3641, 5599, 7282, 11198, 40051, 61589, 80102, 123178, 168479, 336958, 1853269, 3706538, 20385959, 40771918]

約数ペア:

[(1, 40771918), (2, 20385959), (11, 3706538), (22, 1853269), (121, 336958), (242, 168479), (331, 123178), (509, 80102), (662, 61589), (1018, 40051), (3641, 11198), (5599, 7282)]