20365218

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{66553}}^1$

素因数の和:66578

約数の個数: 24

約数和(自身を含む): 46720908

約数和(自身を除く): 26355690

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 66553, 133106, 199659, 399318, 598977, 1131401, 1197954, 2262802, 3394203, 6788406, 10182609, 20365218]

約数ペア:

[(1, 20365218), (2, 10182609), (3, 6788406), (6, 3394203), (9, 2262802), (17, 1197954), (18, 1131401), (34, 598977), (51, 399318), (102, 199659), (153, 133106), (306, 66553)]