18878482816

素因数分解:

$2^7\times {\mathrm{3677}}^1\times {\mathrm{40111}}^1$

素因数の和:43802

約数の個数: 32

約数和(自身を含む): 37620643680

約数和(自身を除く): 18742160864

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 3677, 7354, 14708, 29416, 40111, 58832, 80222, 117664, 160444, 235328, 320888, 470656, 641776, 1283552, 2567104, 5134208, 147488147, 294976294, 589952588, 1179905176, 2359810352, 4719620704, 9439241408, 18878482816]

約数ペア:

[(1, 18878482816), (2, 9439241408), (4, 4719620704), (8, 2359810352), (16, 1179905176), (32, 589952588), (64, 294976294), (128, 147488147), (3677, 5134208), (7354, 2567104), (14708, 1283552), (29416, 641776), (40111, 470656), (58832, 320888), (80222, 235328), (117664, 160444)]