180899684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{340037}}^1$

素因数の和:340067

約数の個数: 24

約数和(自身を含む): 380842560

約数和(自身を除く): 199942876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 340037, 680074, 1360148, 2380259, 4760518, 6460703, 9521036, 12921406, 25842812, 45224921, 90449842, 180899684]

約数ペア:

[(1, 180899684), (2, 90449842), (4, 45224921), (7, 25842812), (14, 12921406), (19, 9521036), (28, 6460703), (38, 4760518), (76, 2380259), (133, 1360148), (266, 680074), (532, 340037)]