1921568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 4245696

約数和(自身を除く): 2324128

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 103, 106, 176, 206, 212, 352, 412, 424, 583, 824, 848, 1133, 1166, 1648, 1696, 2266, 2332, 3296, 4532, 4664, 5459, 9064, 9328, 10918, 18128, 18656, 21836, 36256, 43672, 60049, 87344, 120098, 174688, 240196, 480392, 960784, 1921568]

約数ペア:

[(1, 1921568), (2, 960784), (4, 480392), (8, 240196), (11, 174688), (16, 120098), (22, 87344), (32, 60049), (44, 43672), (53, 36256), (88, 21836), (103, 18656), (106, 18128), (176, 10918), (206, 9328), (212, 9064), (352, 5459), (412, 4664), (424, 4532), (583, 3296), (824, 2332), (848, 2266), (1133, 1696), (1166, 1648)]