1279842416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4705303}}^1$

素因数の和:4705328

約数の個数: 20

約数和(自身を含む): 2625559632

約数和(自身を除く): 1345717216

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4705303, 9410606, 18821212, 37642424, 75284848, 79990151, 159980302, 319960604, 639921208, 1279842416]

約数ペア:

[(1, 1279842416), (2, 639921208), (4, 319960604), (8, 159980302), (16, 79990151), (17, 75284848), (34, 37642424), (68, 18821212), (136, 9410606), (272, 4705303)]