18219836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 32935056

約数和(自身を除く): 14715220

約数列:

[1, 2, 4, 37, 74, 148, 307, 401, 614, 802, 1228, 1604, 11359, 14837, 22718, 29674, 45436, 59348, 123107, 246214, 492428, 4554959, 9109918, 18219836]

約数ペア:

[(1, 18219836), (2, 9109918), (4, 4554959), (37, 492428), (74, 246214), (148, 123107), (307, 59348), (401, 45436), (614, 29674), (802, 22718), (1228, 14837), (1604, 11359)]