20199852

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13049}}^1$

素因数の和:13102

約数の個数: 36

約数和(自身を含む): 52252200

約数和(自身を除く): 32052348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13049, 26098, 39147, 52196, 78294, 117441, 156588, 234882, 469764, 561107, 1122214, 1683321, 2244428, 3366642, 5049963, 6733284, 10099926, 20199852]

約数ペア:

[(1, 20199852), (2, 10099926), (3, 6733284), (4, 5049963), (6, 3366642), (9, 2244428), (12, 1683321), (18, 1122214), (36, 561107), (43, 469764), (86, 234882), (129, 156588), (172, 117441), (258, 78294), (387, 52196), (516, 39147), (774, 26098), (1548, 13049)]