20179792

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9931}}^1$

素因数の和:10066

約数の個数: 20

約数和(自身を含む): 39410176

約数和(自身を除く): 19230384

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9931, 19862, 39724, 79448, 158896, 1261237, 2522474, 5044948, 10089896, 20179792]

約数ペア:

[(1, 20179792), (2, 10089896), (4, 5044948), (8, 2522474), (16, 1261237), (127, 158896), (254, 79448), (508, 39724), (1016, 19862), (2032, 9931)]