1025641712

素因数分解:

$2^4\times {\mathrm{1987}}^1\times {\mathrm{32261}}^1$

素因数の和:34256

約数の個数: 20

約数和(自身を含む): 1988242536

約数和(自身を除く): 962600824

約数列:

[1, 2, 4, 8, 16, 1987, 3974, 7948, 15896, 31792, 32261, 64522, 129044, 258088, 516176, 64102607, 128205214, 256410428, 512820856, 1025641712]

約数ペア:

[(1, 1025641712), (2, 512820856), (4, 256410428), (8, 128205214), (16, 64102607), (1987, 516176), (3974, 258088), (7948, 129044), (15896, 64522), (31792, 32261)]