20087811076

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1\times {\mathrm{971}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 35876131200

約数和(自身を除く): 15788320124

約数列:

[1, 2, 4, 103, 149, 206, 298, 337, 412, 596, 674, 971, 1348, 1942, 3884, 15347, 30694, 34711, 50213, 61388, 69422, 100013, 100426, 138844, 144679, 200026, 200852, 289358, 327227, 400052, 578716, 654454, 1308908, 5171939, 10343878, 14901937, 20687756, 29803874, 33704381, 48756823, 59607748, 67408762, 97513646, 134817524, 195027292, 5021952769, 10043905538, 20087811076]

約数ペア:

[(1, 20087811076), (2, 10043905538), (4, 5021952769), (103, 195027292), (149, 134817524), (206, 97513646), (298, 67408762), (337, 59607748), (412, 48756823), (596, 33704381), (674, 29803874), (971, 20687756), (1348, 14901937), (1942, 10343878), (3884, 5171939), (15347, 1308908), (30694, 654454), (34711, 578716), (50213, 400052), (61388, 327227), (69422, 289358), (100013, 200852), (100426, 200026), (138844, 144679)]