20008746

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 45062784

約数和(自身を除く): 25054038

約数列:

[1, 2, 3, 6, 9, 18, 47, 67, 94, 134, 141, 201, 282, 353, 402, 423, 603, 706, 846, 1059, 1206, 2118, 3149, 3177, 6298, 6354, 9447, 16591, 18894, 23651, 28341, 33182, 47302, 49773, 56682, 70953, 99546, 141906, 149319, 212859, 298638, 425718, 1111597, 2223194, 3334791, 6669582, 10004373, 20008746]

約数ペア:

[(1, 20008746), (2, 10004373), (3, 6669582), (6, 3334791), (9, 2223194), (18, 1111597), (47, 425718), (67, 298638), (94, 212859), (134, 149319), (141, 141906), (201, 99546), (282, 70953), (353, 56682), (402, 49773), (423, 47302), (603, 33182), (706, 28341), (846, 23651), (1059, 18894), (1206, 16591), (2118, 9447), (3149, 6354), (3177, 6298)]