19788364

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 35481600

約数和(自身を除く): 15693236

約数列:

[1, 2, 4, 59, 118, 191, 236, 382, 439, 764, 878, 1756, 11269, 22538, 25901, 45076, 51802, 83849, 103604, 167698, 335396, 4947091, 9894182, 19788364]

約数ペア:

[(1, 19788364), (2, 9894182), (4, 4947091), (59, 335396), (118, 167698), (191, 103604), (236, 83849), (382, 51802), (439, 45076), (764, 25901), (878, 22538), (1756, 11269)]