18822416

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 40

約数和(自身を含む): 37616640

約数和(自身を除く): 18794224

約数列:

[1, 2, 4, 8, 16, 59, 118, 127, 157, 236, 254, 314, 472, 508, 628, 944, 1016, 1256, 2032, 2512, 7493, 9263, 14986, 18526, 19939, 29972, 37052, 39878, 59944, 74104, 79756, 119888, 148208, 159512, 319024, 1176401, 2352802, 4705604, 9411208, 18822416]

約数ペア:

[(1, 18822416), (2, 9411208), (4, 4705604), (8, 2352802), (16, 1176401), (59, 319024), (118, 159512), (127, 148208), (157, 119888), (236, 79756), (254, 74104), (314, 59944), (472, 39878), (508, 37052), (628, 29972), (944, 19939), (1016, 18526), (1256, 14986), (2032, 9263), (2512, 7493)]