20113115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1013}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 27816048

約数和(自身を除く): 7702933

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 1013, 1045, 1805, 3971, 5065, 11143, 19247, 19855, 55715, 96235, 211717, 365693, 1058585, 1828465, 4022623, 20113115]

約数ペア:

[(1, 20113115), (5, 4022623), (11, 1828465), (19, 1058585), (55, 365693), (95, 211717), (209, 96235), (361, 55715), (1013, 19855), (1045, 19247), (1805, 11143), (3971, 5065)]