20739276

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14051}}^1$

素因数の和:14102

約数の個数: 36

約数和(自身を含む): 53706744

約数和(自身を除く): 32967468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14051, 28102, 42153, 56204, 84306, 126459, 168612, 252918, 505836, 576091, 1152182, 1728273, 2304364, 3456546, 5184819, 6913092, 10369638, 20739276]

約数ペア:

[(1, 20739276), (2, 10369638), (3, 6913092), (4, 5184819), (6, 3456546), (9, 2304364), (12, 1728273), (18, 1152182), (36, 576091), (41, 505836), (82, 252918), (123, 168612), (164, 126459), (246, 84306), (369, 56204), (492, 42153), (738, 28102), (1476, 14051)]