83641990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{440221}}^1$

素因数の和:440247

約数の個数: 16

約数和(自身を含む): 158479920

約数和(自身を除く): 74837930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 440221, 880442, 2201105, 4402210, 8364199, 16728398, 41820995, 83641990]

約数ペア:

[(1, 83641990), (2, 41820995), (5, 16728398), (10, 8364199), (19, 4402210), (38, 2201105), (95, 880442), (190, 440221)]