145616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:506

約数の個数: 20

約数和(自身を含む): 297600

約数和(自身を除く): 151984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 479, 958, 1916, 3832, 7664, 9101, 18202, 36404, 72808, 145616]

約数ペア:

[(1, 145616), (2, 72808), (4, 36404), (8, 18202), (16, 9101), (19, 7664), (38, 3832), (76, 1916), (152, 958), (304, 479)]