20731640386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1669}}^1\times {\mathrm{3547}}^1$

素因数の和:5338

約数の個数: 32

約数和(自身を含む): 33275698560

約数和(自身を除く): 12544058174

約数列:

[1, 2, 17, 34, 103, 206, 1669, 1751, 3338, 3502, 3547, 7094, 28373, 56746, 60299, 120598, 171907, 343814, 365341, 730682, 2922419, 5844838, 5919943, 6210797, 11839886, 12421594, 100639031, 201278062, 609754129, 1219508258, 10365820193, 20731640386]

約数ペア:

[(1, 20731640386), (2, 10365820193), (17, 1219508258), (34, 609754129), (103, 201278062), (206, 100639031), (1669, 12421594), (1751, 11839886), (3338, 6210797), (3502, 5919943), (3547, 5844838), (7094, 2922419), (28373, 730682), (56746, 365341), (60299, 343814), (120598, 171907)]