1999728

素因数分解:

$2^4\times 3^4\times {\mathrm{1543}}^1$

素因数の和:1563

約数の個数: 50

約数和(自身を含む): 5791544

約数和(自身を除く): 3791816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 1543, 3086, 4629, 6172, 9258, 12344, 13887, 18516, 24688, 27774, 37032, 41661, 55548, 74064, 83322, 111096, 124983, 166644, 222192, 249966, 333288, 499932, 666576, 999864, 1999728]

約数ペア:

[(1, 1999728), (2, 999864), (3, 666576), (4, 499932), (6, 333288), (8, 249966), (9, 222192), (12, 166644), (16, 124983), (18, 111096), (24, 83322), (27, 74064), (36, 55548), (48, 41661), (54, 37032), (72, 27774), (81, 24688), (108, 18516), (144, 13887), (162, 12344), (216, 9258), (324, 6172), (432, 4629), (648, 3086), (1296, 1543)]