19812852

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12799}}^1$

素因数の和:12852

約数の個数: 36

約数和(自身を含む): 51251200

約数和(自身を除く): 31438348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12799, 25598, 38397, 51196, 76794, 115191, 153588, 230382, 460764, 550357, 1100714, 1651071, 2201428, 3302142, 4953213, 6604284, 9906426, 19812852]

約数ペア:

[(1, 19812852), (2, 9906426), (3, 6604284), (4, 4953213), (6, 3302142), (9, 2201428), (12, 1651071), (18, 1100714), (36, 550357), (43, 460764), (86, 230382), (129, 153588), (172, 115191), (258, 76794), (387, 51196), (516, 38397), (774, 25598), (1548, 12799)]