20178690866

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1\times {\mathrm{208807}}^1$

素因数の和:209249

約数の個数: 16

約数和(自身を含む): 30544434240

約数和(自身を除く): 10365743374

約数列:

[1, 2, 211, 229, 422, 458, 48319, 96638, 208807, 417614, 44058277, 47816803, 88116554, 95633606, 10089345433, 20178690866]

約数ペア:

[(1, 20178690866), (2, 10089345433), (211, 95633606), (229, 88116554), (422, 47816803), (458, 44058277), (48319, 417614), (96638, 208807)]