2019816

素因数分解:

$2^3\times 3^5\times {\mathrm{1039}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 5678400

約数和(自身を除く): 3658584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1039, 1944, 2078, 3117, 4156, 6234, 8312, 9351, 12468, 18702, 24936, 28053, 37404, 56106, 74808, 84159, 112212, 168318, 224424, 252477, 336636, 504954, 673272, 1009908, 2019816]

約数ペア:

[(1, 2019816), (2, 1009908), (3, 673272), (4, 504954), (6, 336636), (8, 252477), (9, 224424), (12, 168318), (18, 112212), (24, 84159), (27, 74808), (36, 56106), (54, 37404), (72, 28053), (81, 24936), (108, 18702), (162, 12468), (216, 9351), (243, 8312), (324, 6234), (486, 4156), (648, 3117), (972, 2078), (1039, 1944)]