19834325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 10699435

約数列:

[1, 5, 7, 17, 25, 35, 59, 85, 113, 119, 175, 295, 413, 425, 565, 595, 791, 1003, 1475, 1921, 2065, 2825, 2975, 3955, 5015, 6667, 7021, 9605, 10325, 13447, 19775, 25075, 33335, 35105, 46669, 48025, 67235, 113339, 166675, 175525, 233345, 336175, 566695, 793373, 1166725, 2833475, 3966865, 19834325]

約数ペア:

[(1, 19834325), (5, 3966865), (7, 2833475), (17, 1166725), (25, 793373), (35, 566695), (59, 336175), (85, 233345), (113, 175525), (119, 166675), (175, 113339), (295, 67235), (413, 48025), (425, 46669), (565, 35105), (595, 33335), (791, 25075), (1003, 19775), (1475, 13447), (1921, 10325), (2065, 9605), (2825, 7021), (2975, 6667), (3955, 5015)]