20396976512

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{353329}}^1$

素因数の和:353395

約数の個数: 64

約数和(自身を含む): 45409971600

約数和(自身を除く): 25012995088

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 64, 82, 88, 128, 164, 176, 328, 352, 451, 656, 704, 902, 1312, 1408, 1804, 2624, 3608, 5248, 7216, 14432, 28864, 57728, 353329, 706658, 1413316, 2826632, 3886619, 5653264, 7773238, 11306528, 14486489, 15546476, 22613056, 28972978, 31092952, 45226112, 57945956, 62185904, 115891912, 124371808, 159351379, 231783824, 248743616, 318702758, 463567648, 497487232, 637405516, 927135296, 1274811032, 1854270592, 2549622064, 5099244128, 10198488256, 20396976512]

約数ペア:

[(1, 20396976512), (2, 10198488256), (4, 5099244128), (8, 2549622064), (11, 1854270592), (16, 1274811032), (22, 927135296), (32, 637405516), (41, 497487232), (44, 463567648), (64, 318702758), (82, 248743616), (88, 231783824), (128, 159351379), (164, 124371808), (176, 115891912), (328, 62185904), (352, 57945956), (451, 45226112), (656, 31092952), (704, 28972978), (902, 22613056), (1312, 15546476), (1408, 14486489), (1804, 11306528), (2624, 7773238), (3608, 5653264), (5248, 3886619), (7216, 2826632), (14432, 1413316), (28864, 706658), (57728, 353329)]