19445984

素因数分解:

$2^5\times {\mathrm{557}}^1\times {\mathrm{1091}}^1$

素因数の和:1658

約数の個数: 24

約数和(自身を含む): 38388168

約数和(自身を除く): 18942184

約数列:

[1, 2, 4, 8, 16, 32, 557, 1091, 1114, 2182, 2228, 4364, 4456, 8728, 8912, 17456, 17824, 34912, 607687, 1215374, 2430748, 4861496, 9722992, 19445984]

約数ペア:

[(1, 19445984), (2, 9722992), (4, 4861496), (8, 2430748), (16, 1215374), (32, 607687), (557, 34912), (1091, 17824), (1114, 17456), (2182, 8912), (2228, 8728), (4364, 4456)]