19489984

素因数分解:

$2^6\times {\mathrm{233}}^1\times {\mathrm{1307}}^1$

素因数の和:1552

約数の個数: 28

約数和(自身を含む): 38871144

約数和(自身を除く): 19381160

約数列:

[1, 2, 4, 8, 16, 32, 64, 233, 466, 932, 1307, 1864, 2614, 3728, 5228, 7456, 10456, 14912, 20912, 41824, 83648, 304531, 609062, 1218124, 2436248, 4872496, 9744992, 19489984]

約数ペア:

[(1, 19489984), (2, 9744992), (4, 4872496), (8, 2436248), (16, 1218124), (32, 609062), (64, 304531), (233, 83648), (466, 41824), (932, 20912), (1307, 14912), (1864, 10456), (2614, 7456), (3728, 5228)]