38916161

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 44256960

約数和(自身を除く): 5340799

約数列:

[1, 19, 23, 43, 109, 361, 437, 817, 989, 2071, 2507, 4687, 8303, 15523, 18791, 39349, 47633, 89053, 107801, 357029, 905027, 1692007, 2048219, 38916161]

約数ペア:

[(1, 38916161), (19, 2048219), (23, 1692007), (43, 905027), (109, 357029), (361, 107801), (437, 89053), (817, 47633), (989, 39349), (2071, 18791), (2507, 15523), (4687, 8303)]