19481823

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 10758177

約数列:

[1, 3, 9, 27, 29, 87, 139, 179, 261, 417, 537, 783, 1251, 1611, 3753, 4031, 4833, 5191, 12093, 15573, 24881, 36279, 46719, 74643, 108837, 140157, 223929, 671787, 721549, 2164647, 6493941, 19481823]

約数ペア:

[(1, 19481823), (3, 6493941), (9, 2164647), (27, 721549), (29, 671787), (87, 223929), (139, 140157), (179, 108837), (261, 74643), (417, 46719), (537, 36279), (783, 24881), (1251, 15573), (1611, 12093), (3753, 5191), (4031, 4833)]