20385352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6323}}^1$

素因数の和:6373

約数の個数: 32

約数和(自身を含む): 42497280

約数和(自身を除く): 22111928

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6323, 12646, 25292, 50584, 82199, 164398, 196013, 328796, 392026, 657592, 784052, 1568104, 2548169, 5096338, 10192676, 20385352]

約数ペア:

[(1, 20385352), (2, 10192676), (4, 5096338), (8, 2548169), (13, 1568104), (26, 784052), (31, 657592), (52, 392026), (62, 328796), (104, 196013), (124, 164398), (248, 82199), (403, 50584), (806, 25292), (1612, 12646), (3224, 6323)]