20482072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6403

約数の個数: 32

約数和(自身を含む): 42698880

約数和(自身を除く): 22216808

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6353, 12706, 25412, 50824, 82589, 165178, 196943, 330356, 393886, 660712, 787772, 1575544, 2560259, 5120518, 10241036, 20482072]

約数ペア:

[(1, 20482072), (2, 10241036), (4, 5120518), (8, 2560259), (13, 1575544), (26, 787772), (31, 660712), (52, 393886), (62, 330356), (104, 196943), (124, 165178), (248, 82589), (403, 50824), (806, 25412), (1612, 12706), (3224, 6353)]