20968576

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{1531}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 42191280

約数和(自身を除く): 21222704

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1531, 1712, 3062, 3424, 6124, 6848, 12248, 13696, 24496, 48992, 97984, 163817, 195968, 327634, 655268, 1310536, 2621072, 5242144, 10484288, 20968576]

約数ペア:

[(1, 20968576), (2, 10484288), (4, 5242144), (8, 2621072), (16, 1310536), (32, 655268), (64, 327634), (107, 195968), (128, 163817), (214, 97984), (428, 48992), (856, 24496), (1531, 13696), (1712, 12248), (3062, 6848), (3424, 6124)]