38421904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{141257}}^1$

素因数の和:141282

約数の個数: 20

約数和(自身を含む): 78821964

約数和(自身を除く): 40400060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 141257, 282514, 565028, 1130056, 2260112, 2401369, 4802738, 9605476, 19210952, 38421904]

約数ペア:

[(1, 38421904), (2, 19210952), (4, 9605476), (8, 4802738), (16, 2401369), (17, 2260112), (34, 1130056), (68, 565028), (136, 282514), (272, 141257)]