18992876

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39901}}^1$

素因数の和:39929

約数の個数: 24

約数和(自身を含む): 40221216

約数和(自身を除く): 21228340

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 39901, 79802, 159604, 279307, 558614, 678317, 1117228, 1356634, 2713268, 4748219, 9496438, 18992876]

約数ペア:

[(1, 18992876), (2, 9496438), (4, 4748219), (7, 2713268), (14, 1356634), (17, 1117228), (28, 678317), (34, 558614), (68, 279307), (119, 159604), (238, 79802), (476, 39901)]