20155702928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74101849}}^1$

素因数の和:74101874

約数の個数: 20

約数和(自身を含む): 41348832300

約数和(自身を除く): 21193129372

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74101849, 148203698, 296407396, 592814792, 1185629584, 1259731433, 2519462866, 5038925732, 10077851464, 20155702928]

約数ペア:

[(1, 20155702928), (2, 10077851464), (4, 5038925732), (8, 2519462866), (16, 1259731433), (17, 1185629584), (34, 592814792), (68, 296407396), (136, 148203698), (272, 74101849)]