19459264

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 56

約数和(自身を含む): 42647616

約数和(自身を除く): 23188352

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 131, 176, 211, 262, 352, 422, 524, 704, 844, 1048, 1441, 1688, 2096, 2321, 2882, 3376, 4192, 4642, 5764, 6752, 8384, 9284, 11528, 13504, 18568, 23056, 27641, 37136, 46112, 55282, 74272, 92224, 110564, 148544, 221128, 304051, 442256, 608102, 884512, 1216204, 1769024, 2432408, 4864816, 9729632, 19459264]

約数ペア:

[(1, 19459264), (2, 9729632), (4, 4864816), (8, 2432408), (11, 1769024), (16, 1216204), (22, 884512), (32, 608102), (44, 442256), (64, 304051), (88, 221128), (131, 148544), (176, 110564), (211, 92224), (262, 74272), (352, 55282), (422, 46112), (524, 37136), (704, 27641), (844, 23056), (1048, 18568), (1441, 13504), (1688, 11528), (2096, 9284), (2321, 8384), (2882, 6752), (3376, 5764), (4192, 4642)]