2018199926

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 3138600960

約数和(自身を除く): 1120401034

約数列:

[1, 2, 43, 86, 127, 254, 257, 514, 719, 1438, 5461, 10922, 11051, 22102, 30917, 32639, 61834, 65278, 91313, 182626, 184783, 369566, 1403477, 2806954, 3926459, 7852918, 7945669, 15891338, 23467441, 46934882, 1009099963, 2018199926]

約数ペア:

[(1, 2018199926), (2, 1009099963), (43, 46934882), (86, 23467441), (127, 15891338), (254, 7945669), (257, 7852918), (514, 3926459), (719, 2806954), (1438, 1403477), (5461, 369566), (10922, 184783), (11051, 182626), (22102, 91313), (30917, 65278), (32639, 61834)]