20647484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36097}}^1$

素因数の和:36125

約数の個数: 24

約数和(自身を含む): 42451248

約数和(自身を除く): 21803764

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36097, 72194, 144388, 397067, 469261, 794134, 938522, 1588268, 1877044, 5161871, 10323742, 20647484]

約数ペア:

[(1, 20647484), (2, 10323742), (4, 5161871), (11, 1877044), (13, 1588268), (22, 938522), (26, 794134), (44, 469261), (52, 397067), (143, 144388), (286, 72194), (572, 36097)]