18661280977

素因数分解:

${\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{449}}^1\times {\mathrm{6491}}^1$

素因数の和:7296

約数の個数: 16

約数和(自身を含む): 19748664000

約数和(自身を除く): 1087383023

約数列:

[1, 19, 337, 449, 6403, 6491, 8531, 123329, 151313, 2187467, 2874947, 2914459, 41561873, 55374721, 982172683, 18661280977]

約数ペア:

[(1, 18661280977), (19, 982172683), (337, 55374721), (449, 41561873), (6403, 2914459), (6491, 2874947), (8531, 2187467), (123329, 151313)]