19540906

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18127}}^1$

素因数の和:18154

約数の個数: 24

約数和(自身を含む): 37198656

約数和(自身を除く): 17657750

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18127, 36254, 126889, 199397, 253778, 398794, 888223, 1395779, 1776446, 2791558, 9770453, 19540906]

約数ペア:

[(1, 19540906), (2, 9770453), (7, 2791558), (11, 1776446), (14, 1395779), (22, 888223), (49, 398794), (77, 253778), (98, 199397), (154, 126889), (539, 36254), (1078, 18127)]