18699362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20731}}^1$

素因数の和:20785

約数の個数: 16

約数和(自身を含む): 31346784

約数和(自身を除く): 12647422

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20731, 41462, 228041, 456082, 849971, 1699942, 9349681, 18699362]

約数ペア:

[(1, 18699362), (2, 9349681), (11, 1699942), (22, 849971), (41, 456082), (82, 228041), (451, 41462), (902, 20731)]