20184260

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4783}}^1$

素因数の和:5003

約数の個数: 24

約数和(自身を含む): 42596736

約数和(自身を除く): 22412476

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 4783, 9566, 19132, 23915, 47830, 95660, 1009213, 2018426, 4036852, 5046065, 10092130, 20184260]

約数ペア:

[(1, 20184260), (2, 10092130), (4, 5046065), (5, 4036852), (10, 2018426), (20, 1009213), (211, 95660), (422, 47830), (844, 23915), (1055, 19132), (2110, 9566), (4220, 4783)]