19564384

素因数分解:

$2^5\times 7^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 44368128

約数和(自身を除く): 24803744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 167, 224, 334, 523, 668, 1046, 1169, 1336, 2092, 2338, 2672, 3661, 4184, 4676, 5344, 7322, 8368, 9352, 14644, 16736, 18704, 29288, 37408, 58576, 87341, 117152, 174682, 349364, 611387, 698728, 1222774, 1397456, 2445548, 2794912, 4891096, 9782192, 19564384]

約数ペア:

[(1, 19564384), (2, 9782192), (4, 4891096), (7, 2794912), (8, 2445548), (14, 1397456), (16, 1222774), (28, 698728), (32, 611387), (56, 349364), (112, 174682), (167, 117152), (224, 87341), (334, 58576), (523, 37408), (668, 29288), (1046, 18704), (1169, 16736), (1336, 14644), (2092, 9352), (2338, 8368), (2672, 7322), (3661, 5344), (4184, 4676)]