19122416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 39528720

約数和(自身を除く): 20406304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 229, 272, 307, 458, 614, 916, 1228, 1832, 2456, 3664, 3893, 4912, 5219, 7786, 10438, 15572, 20876, 31144, 41752, 62288, 70303, 83504, 140606, 281212, 562424, 1124848, 1195151, 2390302, 4780604, 9561208, 19122416]

約数ペア:

[(1, 19122416), (2, 9561208), (4, 4780604), (8, 2390302), (16, 1195151), (17, 1124848), (34, 562424), (68, 281212), (136, 140606), (229, 83504), (272, 70303), (307, 62288), (458, 41752), (614, 31144), (916, 20876), (1228, 15572), (1832, 10438), (2456, 7786), (3664, 5219), (3893, 4912)]