18784944

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1874

約数の個数: 60

約数和(自身を含む): 53321736

約数和(自身を除く): 34536792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 1787, 2628, 3504, 3574, 5256, 5361, 7148, 10512, 10722, 14296, 16083, 21444, 28592, 32166, 42888, 64332, 85776, 128664, 130451, 257328, 260902, 391353, 521804, 782706, 1043608, 1174059, 1565412, 2087216, 2348118, 3130824, 4696236, 6261648, 9392472, 18784944]

約数ペア:

[(1, 18784944), (2, 9392472), (3, 6261648), (4, 4696236), (6, 3130824), (8, 2348118), (9, 2087216), (12, 1565412), (16, 1174059), (18, 1043608), (24, 782706), (36, 521804), (48, 391353), (72, 260902), (73, 257328), (144, 130451), (146, 128664), (219, 85776), (292, 64332), (438, 42888), (584, 32166), (657, 28592), (876, 21444), (1168, 16083), (1314, 14296), (1752, 10722), (1787, 10512), (2628, 7148), (3504, 5361), (3574, 5256)]