18378866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{28807}}^1$

素因数の和:28849

約数の個数: 16

約数和(自身を含む): 31112640

約数和(自身を除く): 12733774

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 28807, 57614, 316877, 633754, 835403, 1670806, 9189433, 18378866]

約数ペア:

[(1, 18378866), (2, 9189433), (11, 1670806), (22, 835403), (29, 633754), (58, 316877), (319, 57614), (638, 28807)]