20123305517

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{11177}}^1\times {\mathrm{13537}}^1$

素因数の和:24740

約数の個数: 16

約数和(自身を含む): 24212442240

約数和(自身を除く): 4089136723

約数列:

[1, 7, 19, 133, 11177, 13537, 78239, 94759, 212363, 257203, 1486541, 1800421, 151303049, 1059121343, 2874757931, 20123305517]

約数ペア:

[(1, 20123305517), (7, 2874757931), (19, 1059121343), (133, 151303049), (11177, 1800421), (13537, 1486541), (78239, 257203), (94759, 212363)]