646412224

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{531589}}^1$

素因数の和:531620

約数の個数: 28

約数和(自身を含む): 1350238600

約数和(自身を除く): 703826376

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 531589, 1063178, 2126356, 4252712, 8505424, 10100191, 17010848, 20200382, 34021696, 40400764, 80801528, 161603056, 323206112, 646412224]

約数ペア:

[(1, 646412224), (2, 323206112), (4, 161603056), (8, 80801528), (16, 40400764), (19, 34021696), (32, 20200382), (38, 17010848), (64, 10100191), (76, 8505424), (152, 4252712), (304, 2126356), (608, 1063178), (1216, 531589)]