20209272

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 54466560

約数和(自身を除く): 34257288

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 372, 552, 713, 744, 1181, 1426, 2139, 2362, 2852, 3543, 4278, 4724, 5704, 7086, 8556, 9448, 14172, 17112, 27163, 28344, 36611, 54326, 73222, 81489, 108652, 109833, 146444, 162978, 217304, 219666, 292888, 325956, 439332, 651912, 842053, 878664, 1684106, 2526159, 3368212, 5052318, 6736424, 10104636, 20209272]

約数ペア:

[(1, 20209272), (2, 10104636), (3, 6736424), (4, 5052318), (6, 3368212), (8, 2526159), (12, 1684106), (23, 878664), (24, 842053), (31, 651912), (46, 439332), (62, 325956), (69, 292888), (92, 219666), (93, 217304), (124, 162978), (138, 146444), (184, 109833), (186, 108652), (248, 81489), (276, 73222), (372, 54326), (552, 36611), (713, 28344), (744, 27163), (1181, 17112), (1426, 14172), (2139, 9448), (2362, 8556), (2852, 7086), (3543, 5704), (4278, 4724)]