18403210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 40538880

約数和(自身を除く): 22135670

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 101, 133, 137, 190, 202, 266, 274, 505, 665, 685, 707, 959, 1010, 1330, 1370, 1414, 1918, 1919, 2603, 3535, 3838, 4795, 5206, 7070, 9590, 9595, 13015, 13433, 13837, 18221, 19190, 26030, 26866, 27674, 36442, 67165, 69185, 91105, 96859, 134330, 138370, 182210, 193718, 262903, 484295, 525806, 968590, 1314515, 1840321, 2629030, 3680642, 9201605, 18403210]

約数ペア:

[(1, 18403210), (2, 9201605), (5, 3680642), (7, 2629030), (10, 1840321), (14, 1314515), (19, 968590), (35, 525806), (38, 484295), (70, 262903), (95, 193718), (101, 182210), (133, 138370), (137, 134330), (190, 96859), (202, 91105), (266, 69185), (274, 67165), (505, 36442), (665, 27674), (685, 26866), (707, 26030), (959, 19190), (1010, 18221), (1330, 13837), (1370, 13433), (1414, 13015), (1918, 9595), (1919, 9590), (2603, 7070), (3535, 5206), (3838, 4795)]