18928312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4919}}^1$

素因数の和:4975

約数の個数: 32

約数和(自身を含む): 39261600

約数和(自身を除く): 20333288

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 4919, 9838, 19676, 39352, 63947, 127894, 182003, 255788, 364006, 511576, 728012, 1456024, 2366039, 4732078, 9464156, 18928312]

約数ペア:

[(1, 18928312), (2, 9464156), (4, 4732078), (8, 2366039), (13, 1456024), (26, 728012), (37, 511576), (52, 364006), (74, 255788), (104, 182003), (148, 127894), (296, 63947), (481, 39352), (962, 19676), (1924, 9838), (3848, 4919)]