2019996304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7426457}}^1$

素因数の和:7426482

約数の個数: 20

約数和(自身を含む): 4143963564

約数和(自身を除く): 2123967260

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7426457, 14852914, 29705828, 59411656, 118823312, 126249769, 252499538, 504999076, 1009998152, 2019996304]

約数ペア:

[(1, 2019996304), (2, 1009998152), (4, 504999076), (8, 252499538), (16, 126249769), (17, 118823312), (34, 59411656), (68, 29705828), (136, 14852914), (272, 7426457)]