2489560918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1393

約数の個数: 64

約数和(自身を含む): 4383046080

約数和(自身を除く): 1893485162

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 101, 202, 247, 494, 533, 779, 1066, 1217, 1313, 1558, 1919, 2434, 2626, 3838, 4141, 8282, 10127, 15821, 20254, 23123, 24947, 31642, 46246, 49894, 49897, 53833, 78679, 99794, 107666, 122917, 157358, 245834, 300599, 601198, 648661, 948043, 1022827, 1297322, 1597921, 1896086, 2045654, 2335423, 3195842, 4670846, 5039597, 10079194, 12324559, 24649118, 30360499, 60720998, 65514761, 95752343, 131029522, 191504686, 1244780459, 2489560918]

約数ペア:

[(1, 2489560918), (2, 1244780459), (13, 191504686), (19, 131029522), (26, 95752343), (38, 65514761), (41, 60720998), (82, 30360499), (101, 24649118), (202, 12324559), (247, 10079194), (494, 5039597), (533, 4670846), (779, 3195842), (1066, 2335423), (1217, 2045654), (1313, 1896086), (1558, 1597921), (1919, 1297322), (2434, 1022827), (2626, 948043), (3838, 648661), (4141, 601198), (8282, 300599), (10127, 245834), (15821, 157358), (20254, 122917), (23123, 107666), (24947, 99794), (31642, 78679), (46246, 53833), (49894, 49897)]