20938824

素因数分解:

$2^3\times 3^5\times {\mathrm{10771}}^1$

素因数の和:10792

約数の個数: 48

約数和(自身を含む): 58815120

約数和(自身を除く): 37876296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10771, 21542, 32313, 43084, 64626, 86168, 96939, 129252, 193878, 258504, 290817, 387756, 581634, 775512, 872451, 1163268, 1744902, 2326536, 2617353, 3489804, 5234706, 6979608, 10469412, 20938824]

約数ペア:

[(1, 20938824), (2, 10469412), (3, 6979608), (4, 5234706), (6, 3489804), (8, 2617353), (9, 2326536), (12, 1744902), (18, 1163268), (24, 872451), (27, 775512), (36, 581634), (54, 387756), (72, 290817), (81, 258504), (108, 193878), (162, 129252), (216, 96939), (243, 86168), (324, 64626), (486, 43084), (648, 32313), (972, 21542), (1944, 10771)]