20176593544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1\times {\mathrm{2081}}^1$

素因数の和:2614

約数の個数: 64

約数和(自身を含む): 40159281600

約数和(自身を除く): 19982688056

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 227, 281, 454, 562, 908, 1124, 1816, 2081, 2248, 4162, 4313, 5339, 8324, 8626, 10678, 16648, 17252, 21356, 34504, 39539, 42712, 63787, 79078, 127574, 158156, 255148, 316312, 472387, 510296, 584761, 944774, 1169522, 1211953, 1889548, 2339044, 2423906, 3779096, 4678088, 4847812, 8975353, 9695624, 11110459, 17950706, 22220918, 35901412, 44441836, 71802824, 88883672, 132740747, 265481494, 530962988, 1061925976, 2522074193, 5044148386, 10088296772, 20176593544]

約数ペア:

[(1, 20176593544), (2, 10088296772), (4, 5044148386), (8, 2522074193), (19, 1061925976), (38, 530962988), (76, 265481494), (152, 132740747), (227, 88883672), (281, 71802824), (454, 44441836), (562, 35901412), (908, 22220918), (1124, 17950706), (1816, 11110459), (2081, 9695624), (2248, 8975353), (4162, 4847812), (4313, 4678088), (5339, 3779096), (8324, 2423906), (8626, 2339044), (10678, 1889548), (16648, 1211953), (17252, 1169522), (21356, 944774), (34504, 584761), (39539, 510296), (42712, 472387), (63787, 316312), (79078, 255148), (127574, 158156)]