18484304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67957}}^1$

素因数の和:67982

約数の個数: 20

約数和(自身を含む): 37920564

約数和(自身を除く): 19436260

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67957, 135914, 271828, 543656, 1087312, 1155269, 2310538, 4621076, 9242152, 18484304]

約数ペア:

[(1, 18484304), (2, 9242152), (4, 4621076), (8, 2310538), (16, 1155269), (17, 1087312), (34, 543656), (68, 271828), (136, 135914), (272, 67957)]