189009008

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{407347}}^1$

素因数の和:407384

約数の個数: 20

約数和(自身を含む): 378833640

約数和(自身を除く): 189824632

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 407347, 814694, 1629388, 3258776, 6517552, 11813063, 23626126, 47252252, 94504504, 189009008]

約数ペア:

[(1, 189009008), (2, 94504504), (4, 47252252), (8, 23626126), (16, 11813063), (29, 6517552), (58, 3258776), (116, 1629388), (232, 814694), (464, 407347)]