39720538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{138883}}^1$

素因数の和:138909

約数の個数: 16

約数和(自身を含む): 69997536

約数和(自身を除く): 30276998

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 138883, 277766, 1527713, 1805479, 3055426, 3610958, 19860269, 39720538]

約数ペア:

[(1, 39720538), (2, 19860269), (11, 3610958), (13, 3055426), (22, 1805479), (26, 1527713), (143, 277766), (286, 138883)]