20675632

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15569}}^1$

素因数の和:15660

約数の個数: 20

約数和(自身を含む): 40544280

約数和(自身を除く): 19868648

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15569, 31138, 62276, 124552, 249104, 1292227, 2584454, 5168908, 10337816, 20675632]

約数ペア:

[(1, 20675632), (2, 10337816), (4, 5168908), (8, 2584454), (16, 1292227), (83, 249104), (166, 124552), (332, 62276), (664, 31138), (1328, 15569)]