20945156958

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1855853}}^1$

素因数の和:1855894

約数の個数: 64

約数和(自身を含む): 53448595200

約数和(自身を除く): 32503438242

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 38, 54, 57, 66, 99, 114, 171, 198, 209, 297, 342, 418, 513, 594, 627, 1026, 1254, 1881, 3762, 5643, 11286, 1855853, 3711706, 5567559, 11135118, 16702677, 20414383, 33405354, 35261207, 40828766, 50108031, 61243149, 70522414, 100216062, 105783621, 122486298, 183729447, 211567242, 317350863, 367458894, 387873277, 551188341, 634701726, 775746554, 952052589, 1102376682, 1163619831, 1904105178, 2327239662, 3490859493, 6981718986, 10472578479, 20945156958]

約数ペア:

[(1, 20945156958), (2, 10472578479), (3, 6981718986), (6, 3490859493), (9, 2327239662), (11, 1904105178), (18, 1163619831), (19, 1102376682), (22, 952052589), (27, 775746554), (33, 634701726), (38, 551188341), (54, 387873277), (57, 367458894), (66, 317350863), (99, 211567242), (114, 183729447), (171, 122486298), (198, 105783621), (209, 100216062), (297, 70522414), (342, 61243149), (418, 50108031), (513, 40828766), (594, 35261207), (627, 33405354), (1026, 20414383), (1254, 16702677), (1881, 11135118), (3762, 5567559), (5643, 3711706), (11286, 1855853)]