20959938

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{9467}}^1$

素因数の和:9519

約数の個数: 32

約数和(自身を含む): 47718720

約数和(自身を除く): 26758782

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 9467, 18934, 28401, 56802, 85203, 170406, 255609, 388147, 511218, 776294, 1164441, 2328882, 3493323, 6986646, 10479969, 20959938]

約数ペア:

[(1, 20959938), (2, 10479969), (3, 6986646), (6, 3493323), (9, 2328882), (18, 1164441), (27, 776294), (41, 511218), (54, 388147), (82, 255609), (123, 170406), (246, 85203), (369, 56802), (738, 28401), (1107, 18934), (2214, 9467)]