20131012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41593}}^1$

素因数の和:41619

約数の個数: 18

約数和(自身を含む): 38724014

約数和(自身を除く): 18593002

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41593, 83186, 166372, 457523, 915046, 1830092, 5032753, 10065506, 20131012]

約数ペア:

[(1, 20131012), (2, 10065506), (4, 5032753), (11, 1830092), (22, 915046), (44, 457523), (121, 166372), (242, 83186), (484, 41593)]