613852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 1164240

約数和(自身を除く): 550388

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 197, 394, 779, 788, 1558, 3116, 3743, 7486, 8077, 14972, 16154, 32308, 153463, 306926, 613852]

約数ペア:

[(1, 613852), (2, 306926), (4, 153463), (19, 32308), (38, 16154), (41, 14972), (76, 8077), (82, 7486), (164, 3743), (197, 3116), (394, 1558), (779, 788)]