18996811264

素因数分解:

$2^9\times {\mathrm{37103147}}^1$

素因数の和:37103165

約数の個数: 20

約数和(自身を含む): 37956520404

約数和(自身を除く): 18959709140

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 37103147, 74206294, 148412588, 296825176, 593650352, 1187300704, 2374601408, 4749202816, 9498405632, 18996811264]

約数ペア:

[(1, 18996811264), (2, 9498405632), (4, 4749202816), (8, 2374601408), (16, 1187300704), (32, 593650352), (64, 296825176), (128, 148412588), (256, 74206294), (512, 37103147)]