20235075819

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{11351}}^1$

素因数の和:11616

約数の個数: 48

約数和(自身を含む): 32032256256

約数和(自身を除く): 11797180437

約数列:

[1, 3, 7, 21, 49, 67, 147, 181, 201, 469, 543, 1267, 1407, 3283, 3801, 8869, 9849, 11351, 12127, 26607, 34053, 36381, 79457, 84889, 238371, 254667, 556199, 594223, 760517, 1668597, 1782669, 2054531, 2281551, 5323619, 6163593, 14381717, 15970857, 37265333, 43145151, 100672019, 111795999, 137653577, 302016057, 412960731, 963575039, 2890725117, 6745025273, 20235075819]

約数ペア:

[(1, 20235075819), (3, 6745025273), (7, 2890725117), (21, 963575039), (49, 412960731), (67, 302016057), (147, 137653577), (181, 111795999), (201, 100672019), (469, 43145151), (543, 37265333), (1267, 15970857), (1407, 14381717), (3283, 6163593), (3801, 5323619), (8869, 2281551), (9849, 2054531), (11351, 1782669), (12127, 1668597), (26607, 760517), (34053, 594223), (36381, 556199), (79457, 254667), (84889, 238371)]