20145969828

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2229523}}^1$

素因数の和:2229784

約数の個数: 36

約数和(自身を含む): 51127444368

約数和(自身を除く): 30981474540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2259, 3012, 4518, 9036, 2229523, 4459046, 6688569, 8918092, 13377138, 20065707, 26754276, 40131414, 80262828, 559610273, 1119220546, 1678830819, 2238441092, 3357661638, 5036492457, 6715323276, 10072984914, 20145969828]

約数ペア:

[(1, 20145969828), (2, 10072984914), (3, 6715323276), (4, 5036492457), (6, 3357661638), (9, 2238441092), (12, 1678830819), (18, 1119220546), (36, 559610273), (251, 80262828), (502, 40131414), (753, 26754276), (1004, 20065707), (1506, 13377138), (2259, 8918092), (3012, 6688569), (4518, 4459046), (9036, 2229523)]