1918727998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1\times {\mathrm{1171}}^1$

素因数の和:2304

約数の個数: 32

約数和(自身を含む): 3189715200

約数和(自身を除く): 1270987202

約数列:

[1, 2, 11, 22, 71, 142, 781, 1049, 1171, 1562, 2098, 2342, 11539, 12881, 23078, 25762, 74479, 83141, 148958, 166282, 819269, 914551, 1228379, 1638538, 1829102, 2456758, 13512169, 27024338, 87214909, 174429818, 959363999, 1918727998]

約数ペア:

[(1, 1918727998), (2, 959363999), (11, 174429818), (22, 87214909), (71, 27024338), (142, 13512169), (781, 2456758), (1049, 1829102), (1171, 1638538), (1562, 1228379), (2098, 914551), (2342, 819269), (11539, 166282), (12881, 148958), (23078, 83141), (25762, 74479)]