20236384

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 26073152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1481, 1708, 1952, 2962, 3416, 5924, 6832, 10367, 11848, 13664, 20734, 23696, 41468, 47392, 82936, 90341, 165872, 180682, 331744, 361364, 632387, 722728, 1264774, 1445456, 2529548, 2890912, 5059096, 10118192, 20236384]

約数ペア:

[(1, 20236384), (2, 10118192), (4, 5059096), (7, 2890912), (8, 2529548), (14, 1445456), (16, 1264774), (28, 722728), (32, 632387), (56, 361364), (61, 331744), (112, 180682), (122, 165872), (224, 90341), (244, 82936), (427, 47392), (488, 41468), (854, 23696), (976, 20734), (1481, 13664), (1708, 11848), (1952, 10367), (2962, 6832), (3416, 5924)]