19870416

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8117}}^1$

素因数の和:8148

約数の個数: 60

約数和(自身を含む): 58887972

約数和(自身を除く): 39017556

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8117, 16234, 24351, 32468, 48702, 64936, 73053, 97404, 129872, 137989, 146106, 194808, 275978, 292212, 389616, 413967, 551956, 584424, 827934, 1103912, 1168848, 1241901, 1655868, 2207824, 2483802, 3311736, 4967604, 6623472, 9935208, 19870416]

約数ペア:

[(1, 19870416), (2, 9935208), (3, 6623472), (4, 4967604), (6, 3311736), (8, 2483802), (9, 2207824), (12, 1655868), (16, 1241901), (17, 1168848), (18, 1103912), (24, 827934), (34, 584424), (36, 551956), (48, 413967), (51, 389616), (68, 292212), (72, 275978), (102, 194808), (136, 146106), (144, 137989), (153, 129872), (204, 97404), (272, 73053), (306, 64936), (408, 48702), (612, 32468), (816, 24351), (1224, 16234), (2448, 8117)]