20161774076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1\times {\mathrm{4219}}^1$

素因数の和:4746

約数の個数: 48

約数和(自身を含む): 37447267200

約数和(自身を除く): 17285493124

約数列:

[1, 2, 4, 19, 38, 76, 227, 277, 454, 554, 908, 1108, 4219, 4313, 5263, 8438, 8626, 10526, 16876, 17252, 21052, 62879, 80161, 125758, 160322, 251516, 320644, 957713, 1168663, 1194701, 1915426, 2337326, 2389402, 3830852, 4674652, 4778804, 18196547, 22204597, 36393094, 44409194, 72786188, 88818388, 265286501, 530573002, 1061146004, 5040443519, 10080887038, 20161774076]

約数ペア:

[(1, 20161774076), (2, 10080887038), (4, 5040443519), (19, 1061146004), (38, 530573002), (76, 265286501), (227, 88818388), (277, 72786188), (454, 44409194), (554, 36393094), (908, 22204597), (1108, 18196547), (4219, 4778804), (4313, 4674652), (5263, 3830852), (8438, 2389402), (8626, 2337326), (10526, 1915426), (16876, 1194701), (17252, 1168663), (21052, 957713), (62879, 320644), (80161, 251516), (125758, 160322)]