820940912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{42793}}^1$

素因数の和:42921

約数の個数: 40

約数和(自身を含む): 1751130480

約数和(自身を除く): 930189568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1744, 2398, 4796, 9592, 19184, 42793, 85586, 171172, 342344, 470723, 684688, 941446, 1882892, 3765784, 4664437, 7531568, 9328874, 18657748, 37315496, 51308807, 74630992, 102617614, 205235228, 410470456, 820940912]

約数ペア:

[(1, 820940912), (2, 410470456), (4, 205235228), (8, 102617614), (11, 74630992), (16, 51308807), (22, 37315496), (44, 18657748), (88, 9328874), (109, 7531568), (176, 4664437), (218, 3765784), (436, 1882892), (872, 941446), (1199, 684688), (1744, 470723), (2398, 342344), (4796, 171172), (9592, 85586), (19184, 42793)]