19411888

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6703}}^1$

素因数の和:6892

約数の個数: 20

約数和(自身を含む): 37823968

約数和(自身を除く): 18412080

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6703, 13406, 26812, 53624, 107248, 1213243, 2426486, 4852972, 9705944, 19411888]

約数ペア:

[(1, 19411888), (2, 9705944), (4, 4852972), (8, 2426486), (16, 1213243), (181, 107248), (362, 53624), (724, 26812), (1448, 13406), (2896, 6703)]