20951736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67153}}^1$

素因数の和:67175

約数の個数: 32

約数和(自身を含む): 56409360

約数和(自身を除く): 35457624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67153, 134306, 201459, 268612, 402918, 537224, 805836, 872989, 1611672, 1745978, 2618967, 3491956, 5237934, 6983912, 10475868, 20951736]

約数ペア:

[(1, 20951736), (2, 10475868), (3, 6983912), (4, 5237934), (6, 3491956), (8, 2618967), (12, 1745978), (13, 1611672), (24, 872989), (26, 805836), (39, 537224), (52, 402918), (78, 268612), (104, 201459), (156, 134306), (312, 67153)]