20677124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 40943616

約数和(自身を除く): 20266492

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 101, 124, 127, 202, 254, 403, 404, 508, 806, 1313, 1612, 1651, 2626, 3131, 3302, 3937, 5252, 6262, 6604, 7874, 12524, 12827, 15748, 25654, 40703, 51181, 51308, 81406, 102362, 162812, 166751, 204724, 333502, 397637, 667004, 795274, 1590548, 5169281, 10338562, 20677124]

約数ペア:

[(1, 20677124), (2, 10338562), (4, 5169281), (13, 1590548), (26, 795274), (31, 667004), (52, 397637), (62, 333502), (101, 204724), (124, 166751), (127, 162812), (202, 102362), (254, 81406), (403, 51308), (404, 51181), (508, 40703), (806, 25654), (1313, 15748), (1612, 12827), (1651, 12524), (2626, 7874), (3131, 6604), (3302, 6262), (3937, 5252)]