9890816

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:776

約数の個数: 44

約数和(自身を含む): 21321552

約数和(自身を除く): 11430736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 743, 832, 1024, 1486, 1664, 2972, 3328, 5944, 6656, 9659, 11888, 13312, 19318, 23776, 38636, 47552, 77272, 95104, 154544, 190208, 309088, 380416, 618176, 760832, 1236352, 2472704, 4945408, 9890816]

約数ペア:

[(1, 9890816), (2, 4945408), (4, 2472704), (8, 1236352), (13, 760832), (16, 618176), (26, 380416), (32, 309088), (52, 190208), (64, 154544), (104, 95104), (128, 77272), (208, 47552), (256, 38636), (416, 23776), (512, 19318), (743, 13312), (832, 11888), (1024, 9659), (1486, 6656), (1664, 5944), (2972, 3328)]