20741316

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 49655424

約数和(自身を除く): 28914108

約数列:

[1, 2, 3, 4, 6, 12, 97, 103, 173, 194, 206, 291, 309, 346, 388, 412, 519, 582, 618, 692, 1038, 1164, 1236, 2076, 9991, 16781, 17819, 19982, 29973, 33562, 35638, 39964, 50343, 53457, 59946, 67124, 71276, 100686, 106914, 119892, 201372, 213828, 1728443, 3456886, 5185329, 6913772, 10370658, 20741316]

約数ペア:

[(1, 20741316), (2, 10370658), (3, 6913772), (4, 5185329), (6, 3456886), (12, 1728443), (97, 213828), (103, 201372), (173, 119892), (194, 106914), (206, 100686), (291, 71276), (309, 67124), (346, 59946), (388, 53457), (412, 50343), (519, 39964), (582, 35638), (618, 33562), (692, 29973), (1038, 19982), (1164, 17819), (1236, 16781), (2076, 9991)]