20569484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10691}}^1$

素因数の和:10745

約数の個数: 24

約数和(自身を含む): 39817008

約数和(自身を除く): 19247524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10691, 21382, 42764, 138983, 277966, 395567, 555932, 791134, 1582268, 5142371, 10284742, 20569484]

約数ペア:

[(1, 20569484), (2, 10284742), (4, 5142371), (13, 1582268), (26, 791134), (37, 555932), (52, 395567), (74, 277966), (148, 138983), (481, 42764), (962, 21382), (1924, 10691)]