19117112

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 44478720

約数和(自身を除く): 25361608

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 43, 56, 68, 86, 119, 136, 172, 238, 301, 344, 467, 476, 602, 731, 934, 952, 1204, 1462, 1868, 2408, 2924, 3269, 3736, 5117, 5848, 6538, 7939, 10234, 13076, 15878, 20081, 20468, 26152, 31756, 40162, 40936, 55573, 63512, 80324, 111146, 140567, 160648, 222292, 281134, 341377, 444584, 562268, 682754, 1124536, 1365508, 2389639, 2731016, 4779278, 9558556, 19117112]

約数ペア:

[(1, 19117112), (2, 9558556), (4, 4779278), (7, 2731016), (8, 2389639), (14, 1365508), (17, 1124536), (28, 682754), (34, 562268), (43, 444584), (56, 341377), (68, 281134), (86, 222292), (119, 160648), (136, 140567), (172, 111146), (238, 80324), (301, 63512), (344, 55573), (467, 40936), (476, 40162), (602, 31756), (731, 26152), (934, 20468), (952, 20081), (1204, 15878), (1462, 13076), (1868, 10234), (2408, 7939), (2924, 6538), (3269, 5848), (3736, 5117)]