18772840

素因数分解:

$2^3\times 5^1\times {\mathrm{469321}}^1$

素因数の和:469332

約数の個数: 16

約数和(自身を含む): 42238980

約数和(自身を除く): 23466140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469321, 938642, 1877284, 2346605, 3754568, 4693210, 9386420, 18772840]

約数ペア:

[(1, 18772840), (2, 9386420), (4, 4693210), (5, 3754568), (8, 2346605), (10, 1877284), (20, 938642), (40, 469321)]