15648256

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2382

約数の個数: 40

約数和(自身を含む): 33685344

約数和(自身を除く): 18037088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 2351, 3328, 4702, 6656, 9404, 18808, 30563, 37616, 61126, 75232, 122252, 150464, 244504, 300928, 489008, 601856, 978016, 1203712, 1956032, 3912064, 7824128, 15648256]

約数ペア:

[(1, 15648256), (2, 7824128), (4, 3912064), (8, 1956032), (13, 1203712), (16, 978016), (26, 601856), (32, 489008), (52, 300928), (64, 244504), (104, 150464), (128, 122252), (208, 75232), (256, 61126), (416, 37616), (512, 30563), (832, 18808), (1664, 9404), (2351, 6656), (3328, 4702)]