19942100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4243}}^1$

素因数の和:4304

約数の個数: 36

約数和(自身を含む): 44205504

約数和(自身を除く): 24263404

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4243, 4700, 8486, 16972, 21215, 42430, 84860, 106075, 199421, 212150, 398842, 424300, 797684, 997105, 1994210, 3988420, 4985525, 9971050, 19942100]

約数ペア:

[(1, 19942100), (2, 9971050), (4, 4985525), (5, 3988420), (10, 1994210), (20, 997105), (25, 797684), (47, 424300), (50, 398842), (94, 212150), (100, 199421), (188, 106075), (235, 84860), (470, 42430), (940, 21215), (1175, 16972), (2350, 8486), (4243, 4700)]