19616776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{144241}}^1$

素因数の和:144264

約数の個数: 16

約数和(自身を含む): 38945340

約数和(自身を除く): 19328564

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 144241, 288482, 576964, 1153928, 2452097, 4904194, 9808388, 19616776]

約数ペア:

[(1, 19616776), (2, 9808388), (4, 4904194), (8, 2452097), (17, 1153928), (34, 576964), (68, 288482), (136, 144241)]