19256454

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{16981}}^1$

素因数の和:17002

約数の個数: 40

約数和(自身を含む): 49315728

約数和(自身を除く): 30059274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 16981, 33962, 50943, 101886, 118867, 152829, 237734, 305658, 356601, 458487, 713202, 916974, 1069803, 1375461, 2139606, 2750922, 3209409, 6418818, 9628227, 19256454]

約数ペア:

[(1, 19256454), (2, 9628227), (3, 6418818), (6, 3209409), (7, 2750922), (9, 2139606), (14, 1375461), (18, 1069803), (21, 916974), (27, 713202), (42, 458487), (54, 356601), (63, 305658), (81, 237734), (126, 152829), (162, 118867), (189, 101886), (378, 50943), (567, 33962), (1134, 16981)]