20653504

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 44549568

約数和(自身を除く): 23896064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 136, 164, 272, 328, 463, 544, 656, 697, 926, 1088, 1312, 1394, 1852, 2624, 2788, 3704, 5576, 7408, 7871, 11152, 14816, 15742, 18983, 22304, 29632, 31484, 37966, 44608, 62968, 75932, 125936, 151864, 251872, 303728, 322711, 503744, 607456, 645422, 1214912, 1290844, 2581688, 5163376, 10326752, 20653504]

約数ペア:

[(1, 20653504), (2, 10326752), (4, 5163376), (8, 2581688), (16, 1290844), (17, 1214912), (32, 645422), (34, 607456), (41, 503744), (64, 322711), (68, 303728), (82, 251872), (136, 151864), (164, 125936), (272, 75932), (328, 62968), (463, 44608), (544, 37966), (656, 31484), (697, 29632), (926, 22304), (1088, 18983), (1312, 15742), (1394, 14816), (1852, 11152), (2624, 7871), (2788, 7408), (3704, 5576)]