19325980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42013}}^1$

素因数の和:42045

約数の個数: 24

約数和(自身を含む): 42350112

約数和(自身を除く): 23024132

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42013, 84026, 168052, 210065, 420130, 840260, 966299, 1932598, 3865196, 4831495, 9662990, 19325980]

約数ペア:

[(1, 19325980), (2, 9662990), (4, 4831495), (5, 3865196), (10, 1932598), (20, 966299), (23, 840260), (46, 420130), (92, 210065), (115, 168052), (230, 84026), (460, 42013)]