1630897664

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{289577}}^1$

素因数の和:289606

約数の個数: 40

約数和(自身を含む): 3554859528

約数和(自身を除く): 1923961864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 289577, 579154, 1158308, 2316616, 3185347, 4633232, 6370694, 9266464, 12741388, 18532928, 25482776, 37065856, 50965552, 74131712, 101931104, 148263424, 203862208, 407724416, 815448832, 1630897664]

約数ペア:

[(1, 1630897664), (2, 815448832), (4, 407724416), (8, 203862208), (11, 148263424), (16, 101931104), (22, 74131712), (32, 50965552), (44, 37065856), (64, 25482776), (88, 18532928), (128, 12741388), (176, 9266464), (256, 6370694), (352, 4633232), (512, 3185347), (704, 2316616), (1408, 1158308), (2816, 579154), (5632, 289577)]