20654752

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{9091}}^1$

素因数の和:9172

約数の個数: 24

約数和(自身を含む): 41241312

約数和(自身を除く): 20586560

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 9091, 18182, 36364, 72728, 145456, 290912, 645461, 1290922, 2581844, 5163688, 10327376, 20654752]

約数ペア:

[(1, 20654752), (2, 10327376), (4, 5163688), (8, 2581844), (16, 1290922), (32, 645461), (71, 290912), (142, 145456), (284, 72728), (568, 36364), (1136, 18182), (2272, 9091)]