18856556728

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{397}}^1\times {\mathrm{39847}}^1$

素因数の和:40399

約数の個数: 32

約数和(自身を含む): 35683884000

約数和(自身を除く): 16827327272

約数列:

[1, 2, 4, 8, 149, 298, 397, 596, 794, 1192, 1588, 3176, 39847, 59153, 79694, 118306, 159388, 236612, 318776, 473224, 5937203, 11874406, 15819259, 23748812, 31638518, 47497624, 63277036, 126554072, 2357069591, 4714139182, 9428278364, 18856556728]

約数ペア:

[(1, 18856556728), (2, 9428278364), (4, 4714139182), (8, 2357069591), (149, 126554072), (298, 63277036), (397, 47497624), (596, 31638518), (794, 23748812), (1192, 15819259), (1588, 11874406), (3176, 5937203), (39847, 473224), (59153, 318776), (79694, 236612), (118306, 159388)]