2097904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 4384640

約数和(自身を除く): 2286736

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 103, 134, 152, 206, 268, 304, 412, 536, 824, 1072, 1273, 1648, 1957, 2546, 3914, 5092, 6901, 7828, 10184, 13802, 15656, 20368, 27604, 31312, 55208, 110416, 131119, 262238, 524476, 1048952, 2097904]

約数ペア:

[(1, 2097904), (2, 1048952), (4, 524476), (8, 262238), (16, 131119), (19, 110416), (38, 55208), (67, 31312), (76, 27604), (103, 20368), (134, 15656), (152, 13802), (206, 10184), (268, 7828), (304, 6901), (412, 5092), (536, 3914), (824, 2546), (1072, 1957), (1273, 1648)]