20453584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2593}}^1$

素因数の和:2647

約数の個数: 40

約数和(自身を含む): 43423560

約数和(自身を除く): 22969976

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2593, 3944, 5186, 7888, 10372, 20744, 41488, 44081, 75197, 88162, 150394, 176324, 300788, 352648, 601576, 705296, 1203152, 1278349, 2556698, 5113396, 10226792, 20453584]

約数ペア:

[(1, 20453584), (2, 10226792), (4, 5113396), (8, 2556698), (16, 1278349), (17, 1203152), (29, 705296), (34, 601576), (58, 352648), (68, 300788), (116, 176324), (136, 150394), (232, 88162), (272, 75197), (464, 44081), (493, 41488), (986, 20744), (1972, 10372), (2593, 7888), (3944, 5186)]