19124930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 38900736

約数和(自身を除く): 19775806

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 127, 185, 254, 370, 407, 635, 814, 1270, 1369, 1397, 2035, 2738, 2794, 4070, 4699, 6845, 6985, 9398, 13690, 13970, 15059, 23495, 30118, 46990, 51689, 75295, 103378, 150590, 173863, 258445, 347726, 516890, 869315, 1738630, 1912493, 3824986, 9562465, 19124930]

約数ペア:

[(1, 19124930), (2, 9562465), (5, 3824986), (10, 1912493), (11, 1738630), (22, 869315), (37, 516890), (55, 347726), (74, 258445), (110, 173863), (127, 150590), (185, 103378), (254, 75295), (370, 51689), (407, 46990), (635, 30118), (814, 23495), (1270, 15059), (1369, 13970), (1397, 13690), (2035, 9398), (2738, 6985), (2794, 6845), (4070, 4699)]