18060416

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 39951360

約数和(自身を除く): 21890944

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 127, 128, 176, 202, 254, 352, 404, 508, 704, 808, 1016, 1111, 1397, 1408, 1616, 2032, 2222, 2794, 3232, 4064, 4444, 5588, 6464, 8128, 8888, 11176, 12827, 12928, 16256, 17776, 22352, 25654, 35552, 44704, 51308, 71104, 89408, 102616, 141097, 142208, 178816, 205232, 282194, 410464, 564388, 820928, 1128776, 1641856, 2257552, 4515104, 9030208, 18060416]

約数ペア:

[(1, 18060416), (2, 9030208), (4, 4515104), (8, 2257552), (11, 1641856), (16, 1128776), (22, 820928), (32, 564388), (44, 410464), (64, 282194), (88, 205232), (101, 178816), (127, 142208), (128, 141097), (176, 102616), (202, 89408), (254, 71104), (352, 51308), (404, 44704), (508, 35552), (704, 25654), (808, 22352), (1016, 17776), (1111, 16256), (1397, 12928), (1408, 12827), (1616, 11176), (2032, 8888), (2222, 8128), (2794, 6464), (3232, 5588), (4064, 4444)]