19368848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71209}}^1$

素因数の和:71234

約数の個数: 20

約数和(自身を含む): 39735180

約数和(自身を除く): 20366332

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 71209, 142418, 284836, 569672, 1139344, 1210553, 2421106, 4842212, 9684424, 19368848]

約数ペア:

[(1, 19368848), (2, 9684424), (4, 4842212), (8, 2421106), (16, 1210553), (17, 1139344), (34, 569672), (68, 284836), (136, 142418), (272, 71209)]