20643456

素因数分解:

$2^7\times 3^1\times {\mathrm{53759}}^1$

素因数の和:53776

約数の個数: 32

約数和(自身を含む): 54835200

約数和(自身を除く): 34191744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 53759, 107518, 161277, 215036, 322554, 430072, 645108, 860144, 1290216, 1720288, 2580432, 3440576, 5160864, 6881152, 10321728, 20643456]

約数ペア:

[(1, 20643456), (2, 10321728), (3, 6881152), (4, 5160864), (6, 3440576), (8, 2580432), (12, 1720288), (16, 1290216), (24, 860144), (32, 645108), (48, 430072), (64, 322554), (96, 215036), (128, 161277), (192, 107518), (384, 53759)]