19291264

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5197}}^1$

素因数の和:5240

約数の個数: 32

約数和(自身を含む): 39764700

約数和(自身を除く): 20473436

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5197, 10394, 20788, 41576, 83152, 150713, 166304, 301426, 332608, 602852, 665216, 1205704, 2411408, 4822816, 9645632, 19291264]

約数ペア:

[(1, 19291264), (2, 9645632), (4, 4822816), (8, 2411408), (16, 1205704), (29, 665216), (32, 602852), (58, 332608), (64, 301426), (116, 166304), (128, 150713), (232, 83152), (464, 41576), (928, 20788), (1856, 10394), (3712, 5197)]