47721616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{156979}}^1$

素因数の和:157006

約数の個数: 20

約数和(自身を含む): 97327600

約数和(自身を除く): 49605984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 156979, 313958, 627916, 1255832, 2511664, 2982601, 5965202, 11930404, 23860808, 47721616]

約数ペア:

[(1, 47721616), (2, 23860808), (4, 11930404), (8, 5965202), (16, 2982601), (19, 2511664), (38, 1255832), (76, 627916), (152, 313958), (304, 156979)]