20652544

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 47630880

約数和(自身を除く): 26978336

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 193, 209, 256, 304, 352, 386, 418, 512, 608, 704, 772, 836, 1216, 1408, 1544, 1672, 2123, 2432, 2816, 3088, 3344, 3667, 4246, 4864, 5632, 6176, 6688, 7334, 8492, 9728, 12352, 13376, 14668, 16984, 24704, 26752, 29336, 33968, 40337, 49408, 53504, 58672, 67936, 80674, 98816, 107008, 117344, 135872, 161348, 234688, 271744, 322696, 469376, 543488, 645392, 938752, 1086976, 1290784, 1877504, 2581568, 5163136, 10326272, 20652544]

約数ペア:

[(1, 20652544), (2, 10326272), (4, 5163136), (8, 2581568), (11, 1877504), (16, 1290784), (19, 1086976), (22, 938752), (32, 645392), (38, 543488), (44, 469376), (64, 322696), (76, 271744), (88, 234688), (128, 161348), (152, 135872), (176, 117344), (193, 107008), (209, 98816), (256, 80674), (304, 67936), (352, 58672), (386, 53504), (418, 49408), (512, 40337), (608, 33968), (704, 29336), (772, 26752), (836, 24704), (1216, 16984), (1408, 14668), (1544, 13376), (1672, 12352), (2123, 9728), (2432, 8492), (2816, 7334), (3088, 6688), (3344, 6176), (3667, 5632), (4246, 4864)]