18913384

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19867}}^1$

素因数の和:19897

約数の個数: 32

約数和(自身を含む): 42914880

約数和(自身を除く): 24001496

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 19867, 39734, 79468, 139069, 158936, 278138, 337739, 556276, 675478, 1112552, 1350956, 2364173, 2701912, 4728346, 9456692, 18913384]

約数ペア:

[(1, 18913384), (2, 9456692), (4, 4728346), (7, 2701912), (8, 2364173), (14, 1350956), (17, 1112552), (28, 675478), (34, 556276), (56, 337739), (68, 278138), (119, 158936), (136, 139069), (238, 79468), (476, 39734), (952, 19867)]