20187973029

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1\times {\mathrm{17383}}^1$

素因数の和:19329

約数の個数: 32

約数和(自身を含む): 31841925120

約数和(自身を除く): 11653952091

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 1907, 5721, 13349, 17383, 40047, 52149, 55303, 121681, 165909, 365043, 387121, 504107, 1161363, 1512321, 3528749, 10586247, 33149381, 99448143, 232045667, 696137001, 961332049, 2883996147, 6729324343, 20187973029]

約数ペア:

[(1, 20187973029), (3, 6729324343), (7, 2883996147), (21, 961332049), (29, 696137001), (87, 232045667), (203, 99448143), (609, 33149381), (1907, 10586247), (5721, 3528749), (13349, 1512321), (17383, 1161363), (40047, 504107), (52149, 387121), (55303, 365043), (121681, 165909)]