18792860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11321}}^1$

素因数の和:11413

約数の個数: 24

約数和(自身を含む): 39944016

約数和(自身を除く): 21151156

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 11321, 22642, 45284, 56605, 113210, 226420, 939643, 1879286, 3758572, 4698215, 9396430, 18792860]

約数ペア:

[(1, 18792860), (2, 9396430), (4, 4698215), (5, 3758572), (10, 1879286), (20, 939643), (83, 226420), (166, 113210), (332, 56605), (415, 45284), (830, 22642), (1660, 11321)]