20565516324

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{220537}}^1$

素因数の和:220972

約数の個数: 48

約数和(自身を含む): 50635524800

約数和(自身を除く): 30070008476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 409, 818, 1227, 1636, 2454, 4908, 7771, 15542, 23313, 31084, 46626, 93252, 220537, 441074, 661611, 882148, 1323222, 2646444, 4190203, 8380406, 12570609, 16760812, 25141218, 50282436, 90199633, 180399266, 270598899, 360798532, 541197798, 1082395596, 1713793027, 3427586054, 5141379081, 6855172108, 10282758162, 20565516324]

約数ペア:

[(1, 20565516324), (2, 10282758162), (3, 6855172108), (4, 5141379081), (6, 3427586054), (12, 1713793027), (19, 1082395596), (38, 541197798), (57, 360798532), (76, 270598899), (114, 180399266), (228, 90199633), (409, 50282436), (818, 25141218), (1227, 16760812), (1636, 12570609), (2454, 8380406), (4908, 4190203), (7771, 2646444), (15542, 1323222), (23313, 882148), (31084, 661611), (46626, 441074), (93252, 220537)]