20464728

素因数分解:

$2^3\times 3^1\times {\mathrm{151}}^1\times {\mathrm{5647}}^1$

素因数の和:5807

約数の個数: 32

約数和(自身を含む): 51509760

約数和(自身を除く): 31045032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 151, 302, 453, 604, 906, 1208, 1812, 3624, 5647, 11294, 16941, 22588, 33882, 45176, 67764, 135528, 852697, 1705394, 2558091, 3410788, 5116182, 6821576, 10232364, 20464728]

約数ペア:

[(1, 20464728), (2, 10232364), (3, 6821576), (4, 5116182), (6, 3410788), (8, 2558091), (12, 1705394), (24, 852697), (151, 135528), (302, 67764), (453, 45176), (604, 33882), (906, 22588), (1208, 16941), (1812, 11294), (3624, 5647)]