18639676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{7993}}^1$

素因数の和:8061

約数の個数: 24

約数和(自身を含む): 36260784

約数和(自身を除く): 17621108

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 7993, 15986, 31972, 87923, 175846, 351692, 423629, 847258, 1694516, 4659919, 9319838, 18639676]

約数ペア:

[(1, 18639676), (2, 9319838), (4, 4659919), (11, 1694516), (22, 847258), (44, 423629), (53, 351692), (106, 175846), (212, 87923), (583, 31972), (1166, 15986), (2332, 7993)]