18017792

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2707}}^1$

素因数の和:2738

約数の個数: 40

約数和(自身を含む): 38783976

約数和(自身を除く): 20766184

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 2707, 3328, 5414, 6656, 10828, 21656, 35191, 43312, 70382, 86624, 140764, 173248, 281528, 346496, 563056, 692992, 1126112, 1385984, 2252224, 4504448, 9008896, 18017792]

約数ペア:

[(1, 18017792), (2, 9008896), (4, 4504448), (8, 2252224), (13, 1385984), (16, 1126112), (26, 692992), (32, 563056), (52, 346496), (64, 281528), (104, 173248), (128, 140764), (208, 86624), (256, 70382), (416, 43312), (512, 35191), (832, 21656), (1664, 10828), (2707, 6656), (3328, 5414)]