20545536

素因数分解:

$2^{15}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 128

約数和(自身を含む): 62913600

約数和(自身を除く): 42368064

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 128, 132, 152, 176, 192, 209, 228, 256, 264, 304, 352, 384, 418, 456, 512, 528, 608, 627, 704, 768, 836, 912, 1024, 1056, 1216, 1254, 1408, 1536, 1672, 1824, 2048, 2112, 2432, 2508, 2816, 3072, 3344, 3648, 4096, 4224, 4864, 5016, 5632, 6144, 6688, 7296, 8192, 8448, 9728, 10032, 11264, 12288, 13376, 14592, 16384, 16896, 19456, 20064, 22528, 24576, 26752, 29184, 32768, 33792, 38912, 40128, 45056, 49152, 53504, 58368, 67584, 77824, 80256, 90112, 98304, 107008, 116736, 135168, 155648, 160512, 180224, 214016, 233472, 270336, 311296, 321024, 360448, 428032, 466944, 540672, 622592, 642048, 856064, 933888, 1081344, 1284096, 1712128, 1867776, 2568192, 3424256, 5136384, 6848512, 10272768, 20545536]

約数ペア:

[(1, 20545536), (2, 10272768), (3, 6848512), (4, 5136384), (6, 3424256), (8, 2568192), (11, 1867776), (12, 1712128), (16, 1284096), (19, 1081344), (22, 933888), (24, 856064), (32, 642048), (33, 622592), (38, 540672), (44, 466944), (48, 428032), (57, 360448), (64, 321024), (66, 311296), (76, 270336), (88, 233472), (96, 214016), (114, 180224), (128, 160512), (132, 155648), (152, 135168), (176, 116736), (192, 107008), (209, 98304), (228, 90112), (256, 80256), (264, 77824), (304, 67584), (352, 58368), (384, 53504), (418, 49152), (456, 45056), (512, 40128), (528, 38912), (608, 33792), (627, 32768), (704, 29184), (768, 26752), (836, 24576), (912, 22528), (1024, 20064), (1056, 19456), (1216, 16896), (1254, 16384), (1408, 14592), (1536, 13376), (1672, 12288), (1824, 11264), (2048, 10032), (2112, 9728), (2432, 8448), (2508, 8192), (2816, 7296), (3072, 6688), (3344, 6144), (3648, 5632), (4096, 5016), (4224, 4864)]