18472048

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 41247360

約数和(自身を除く): 22775312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1259, 1834, 2096, 2518, 3668, 5036, 7336, 8813, 10072, 14672, 17626, 20144, 35252, 70504, 141008, 164929, 329858, 659716, 1154503, 1319432, 2309006, 2638864, 4618012, 9236024, 18472048]

約数ペア:

[(1, 18472048), (2, 9236024), (4, 4618012), (7, 2638864), (8, 2309006), (14, 1319432), (16, 1154503), (28, 659716), (56, 329858), (112, 164929), (131, 141008), (262, 70504), (524, 35252), (917, 20144), (1048, 17626), (1259, 14672), (1834, 10072), (2096, 8813), (2518, 7336), (3668, 5036)]