20199528

素因数分解:

$2^3\times 3^2\times {\mathrm{280549}}^1$

素因数の和:280561

約数の個数: 24

約数和(自身を含む): 54707250

約数和(自身を除く): 34507722

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 280549, 561098, 841647, 1122196, 1683294, 2244392, 2524941, 3366588, 5049882, 6733176, 10099764, 20199528]

約数ペア:

[(1, 20199528), (2, 10099764), (3, 6733176), (4, 5049882), (6, 3366588), (8, 2524941), (9, 2244392), (12, 1683294), (18, 1122196), (24, 841647), (36, 561098), (72, 280549)]