20543648

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12113}}^1$

素因数の和:12176

約数の個数: 24

約数和(自身を含む): 41211828

約数和(自身を除く): 20668180

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12113, 24226, 48452, 96904, 193808, 387616, 641989, 1283978, 2567956, 5135912, 10271824, 20543648]

約数ペア:

[(1, 20543648), (2, 10271824), (4, 5135912), (8, 2567956), (16, 1283978), (32, 641989), (53, 387616), (106, 193808), (212, 96904), (424, 48452), (848, 24226), (1696, 12113)]