199936748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{17681}}^1$

素因数の和:17953

約数の個数: 24

約数和(自身を含む): 383204304

約数和(自身を除く): 183267556

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 11308, 17681, 35362, 70724, 194491, 388982, 777964, 4544017, 9088034, 18176068, 49984187, 99968374, 199936748]

約数ペア:

[(1, 199936748), (2, 99968374), (4, 49984187), (11, 18176068), (22, 9088034), (44, 4544017), (257, 777964), (514, 388982), (1028, 194491), (2827, 70724), (5654, 35362), (11308, 17681)]