18747876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 50226176

約数和(自身を除く): 31478300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 727, 921, 1228, 1454, 1842, 2149, 2181, 2908, 3684, 4298, 4362, 5089, 6447, 8596, 8724, 10178, 12894, 15267, 20356, 25788, 30534, 61068, 223189, 446378, 669567, 892756, 1339134, 1562323, 2678268, 3124646, 4686969, 6249292, 9373938, 18747876]

約数ペア:

[(1, 18747876), (2, 9373938), (3, 6249292), (4, 4686969), (6, 3124646), (7, 2678268), (12, 1562323), (14, 1339134), (21, 892756), (28, 669567), (42, 446378), (84, 223189), (307, 61068), (614, 30534), (727, 25788), (921, 20356), (1228, 15267), (1454, 12894), (1842, 10178), (2149, 8724), (2181, 8596), (2908, 6447), (3684, 5089), (4298, 4362)]