991609924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{54139}}^1$

素因数の和:54403

約数の個数: 24

約数和(自身を含む): 1834263200

約数和(自身を除く): 842653276

約数列:

[1, 2, 4, 19, 38, 76, 241, 482, 964, 4579, 9158, 18316, 54139, 108278, 216556, 1028641, 2057282, 4114564, 13047499, 26094998, 52189996, 247902481, 495804962, 991609924]

約数ペア:

[(1, 991609924), (2, 495804962), (4, 247902481), (19, 52189996), (38, 26094998), (76, 13047499), (241, 4114564), (482, 2057282), (964, 1028641), (4579, 216556), (9158, 108278), (18316, 54139)]