20775768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3917}}^1$

素因数の和:3956

約数の個数: 64

約数和(自身を含む): 59240160

約数和(自身を除く): 38464392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3917, 5304, 7834, 11751, 15668, 23502, 31336, 47004, 50921, 66589, 94008, 101842, 133178, 152763, 199767, 203684, 266356, 305526, 399534, 407368, 532712, 611052, 799068, 865657, 1222104, 1598136, 1731314, 2596971, 3462628, 5193942, 6925256, 10387884, 20775768]

約数ペア:

[(1, 20775768), (2, 10387884), (3, 6925256), (4, 5193942), (6, 3462628), (8, 2596971), (12, 1731314), (13, 1598136), (17, 1222104), (24, 865657), (26, 799068), (34, 611052), (39, 532712), (51, 407368), (52, 399534), (68, 305526), (78, 266356), (102, 203684), (104, 199767), (136, 152763), (156, 133178), (204, 101842), (221, 94008), (312, 66589), (408, 50921), (442, 47004), (663, 31336), (884, 23502), (1326, 15668), (1768, 11751), (2652, 7834), (3917, 5304)]