18237856

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6293

約数の個数: 48

約数和(自身を含む): 44198784

約数和(自身を除く): 25960928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6263, 12526, 25052, 43841, 50104, 81419, 87682, 100208, 162838, 175364, 200416, 325676, 350728, 569933, 651352, 701456, 1139866, 1302704, 1402912, 2279732, 2605408, 4559464, 9118928, 18237856]

約数ペア:

[(1, 18237856), (2, 9118928), (4, 4559464), (7, 2605408), (8, 2279732), (13, 1402912), (14, 1302704), (16, 1139866), (26, 701456), (28, 651352), (32, 569933), (52, 350728), (56, 325676), (91, 200416), (104, 175364), (112, 162838), (182, 100208), (208, 87682), (224, 81419), (364, 50104), (416, 43841), (728, 25052), (1456, 12526), (2912, 6263)]