19489408

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{1423}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 39216960

約数和(自身を除く): 19727552

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1423, 1712, 2846, 3424, 5692, 6848, 11384, 13696, 22768, 45536, 91072, 152261, 182144, 304522, 609044, 1218088, 2436176, 4872352, 9744704, 19489408]

約数ペア:

[(1, 19489408), (2, 9744704), (4, 4872352), (8, 2436176), (16, 1218088), (32, 609044), (64, 304522), (107, 182144), (128, 152261), (214, 91072), (428, 45536), (856, 22768), (1423, 13696), (1712, 11384), (2846, 6848), (3424, 5692)]