20104290747

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{140677}}^1$

素因数の和:140832

約数の個数: 32

約数和(自身を含む): 30611532800

約数和(自身を除く): 10507242053

約数列:

[1, 3, 9, 27, 67, 79, 201, 237, 603, 711, 1809, 2133, 5293, 15879, 47637, 140677, 142911, 422031, 1266093, 3798279, 9425359, 11113483, 28276077, 33340449, 84828231, 100021347, 254484693, 300064041, 744603361, 2233810083, 6701430249, 20104290747]

約数ペア:

[(1, 20104290747), (3, 6701430249), (9, 2233810083), (27, 744603361), (67, 300064041), (79, 254484693), (201, 100021347), (237, 84828231), (603, 33340449), (711, 28276077), (1809, 11113483), (2133, 9425359), (5293, 3798279), (15879, 1266093), (47637, 422031), (140677, 142911)]