20186968971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{574489}}^1$

素因数の和:574575

約数の個数: 32

約数和(自身を含む): 31270639680

約数和(自身を除く): 11083670709

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 663, 689, 901, 2067, 2703, 11713, 35139, 574489, 1723467, 7468357, 9766313, 22405071, 29298939, 30447917, 91343751, 126962069, 380886207, 395822921, 517614589, 1187468763, 1552843767, 6728989657, 20186968971]

約数ペア:

[(1, 20186968971), (3, 6728989657), (13, 1552843767), (17, 1187468763), (39, 517614589), (51, 395822921), (53, 380886207), (159, 126962069), (221, 91343751), (663, 30447917), (689, 29298939), (901, 22405071), (2067, 9766313), (2703, 7468357), (11713, 1723467), (35139, 574489)]