20227344998

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{257221}}^1$

素因数の和:257408

約数の個数: 32

約数和(自身を含む): 35780609088

約数和(自身を除く): 15553264090

約数列:

[1, 2, 7, 14, 41, 82, 137, 274, 287, 574, 959, 1918, 5617, 11234, 39319, 78638, 257221, 514442, 1800547, 3601094, 10546061, 21092122, 35239277, 70478554, 73822427, 147644854, 246674939, 493349878, 1444810357, 2889620714, 10113672499, 20227344998]

約数ペア:

[(1, 20227344998), (2, 10113672499), (7, 2889620714), (14, 1444810357), (41, 493349878), (82, 246674939), (137, 147644854), (274, 73822427), (287, 70478554), (574, 35239277), (959, 21092122), (1918, 10546061), (5617, 3601094), (11234, 1800547), (39319, 514442), (78638, 257221)]