20674090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 18750230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 233, 466, 467, 934, 1165, 2330, 2335, 4427, 4670, 8854, 8873, 17746, 22135, 44270, 44365, 88730, 108811, 217622, 544055, 1088110, 2067409, 4134818, 10337045, 20674090]

約数ペア:

[(1, 20674090), (2, 10337045), (5, 4134818), (10, 2067409), (19, 1088110), (38, 544055), (95, 217622), (190, 108811), (233, 88730), (466, 44365), (467, 44270), (934, 22135), (1165, 17746), (2330, 8873), (2335, 8854), (4427, 4670)]