20900352

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1237}}^1$

素因数の和:1269

約数の個数: 80

約数和(自身を含む): 60790752

約数和(自身を除く): 39890400

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 1056, 1237, 1408, 1536, 2112, 2474, 2816, 3711, 4224, 4948, 5632, 7422, 8448, 9896, 13607, 14844, 16896, 19792, 27214, 29688, 39584, 40821, 54428, 59376, 79168, 81642, 108856, 118752, 158336, 163284, 217712, 237504, 316672, 326568, 435424, 475008, 633344, 653136, 870848, 950016, 1306272, 1741696, 1900032, 2612544, 3483392, 5225088, 6966784, 10450176, 20900352]

約数ペア:

[(1, 20900352), (2, 10450176), (3, 6966784), (4, 5225088), (6, 3483392), (8, 2612544), (11, 1900032), (12, 1741696), (16, 1306272), (22, 950016), (24, 870848), (32, 653136), (33, 633344), (44, 475008), (48, 435424), (64, 326568), (66, 316672), (88, 237504), (96, 217712), (128, 163284), (132, 158336), (176, 118752), (192, 108856), (256, 81642), (264, 79168), (352, 59376), (384, 54428), (512, 40821), (528, 39584), (704, 29688), (768, 27214), (1056, 19792), (1237, 16896), (1408, 14844), (1536, 13607), (2112, 9896), (2474, 8448), (2816, 7422), (3711, 5632), (4224, 4948)]