18551696

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:359

約数の個数: 40

約数和(自身を含む): 37122624

約数和(自身を除く): 18570928

約数列:

[1, 2, 4, 8, 16, 53, 106, 131, 167, 212, 262, 334, 424, 524, 668, 848, 1048, 1336, 2096, 2672, 6943, 8851, 13886, 17702, 21877, 27772, 35404, 43754, 55544, 70808, 87508, 111088, 141616, 175016, 350032, 1159481, 2318962, 4637924, 9275848, 18551696]

約数ペア:

[(1, 18551696), (2, 9275848), (4, 4637924), (8, 2318962), (16, 1159481), (53, 350032), (106, 175016), (131, 141616), (167, 111088), (212, 87508), (262, 70808), (334, 55544), (424, 43754), (524, 35404), (668, 27772), (848, 21877), (1048, 17702), (1336, 13886), (2096, 8851), (2672, 6943)]