16188340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115631}}^1$

素因数の和:115647

約数の個数: 24

約数和(自身を含む): 38852352

約数和(自身を除く): 22664012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115631, 231262, 462524, 578155, 809417, 1156310, 1618834, 2312620, 3237668, 4047085, 8094170, 16188340]

約数ペア:

[(1, 16188340), (2, 8094170), (4, 4047085), (5, 3237668), (7, 2312620), (10, 1618834), (14, 1156310), (20, 809417), (28, 578155), (35, 462524), (70, 231262), (140, 115631)]