18784084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22469}}^1$

素因数の和:22503

約数の個数: 24

約数和(自身を含む): 37749600

約数和(自身を除く): 18965516

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22469, 44938, 89876, 247159, 426911, 494318, 853822, 988636, 1707644, 4696021, 9392042, 18784084]

約数ペア:

[(1, 18784084), (2, 9392042), (4, 4696021), (11, 1707644), (19, 988636), (22, 853822), (38, 494318), (44, 426911), (76, 247159), (209, 89876), (418, 44938), (836, 22469)]