402177712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1322953}}^1$

素因数の和:1322980

約数の個数: 20

約数和(自身を含む): 820231480

約数和(自身を除く): 418053768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1322953, 2645906, 5291812, 10583624, 21167248, 25136107, 50272214, 100544428, 201088856, 402177712]

約数ペア:

[(1, 402177712), (2, 201088856), (4, 100544428), (8, 50272214), (16, 25136107), (19, 21167248), (38, 10583624), (76, 5291812), (152, 2645906), (304, 1322953)]