19831383

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 35468160

約数和(自身を除く): 15636777

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 811, 1287, 1881, 2223, 2433, 2717, 7299, 8151, 8921, 10543, 15409, 24453, 26763, 31629, 46227, 80289, 94887, 115973, 138681, 169499, 200317, 347919, 508497, 600951, 1043757, 1525491, 1802853, 2203487, 6610461, 19831383]

約数ペア:

[(1, 19831383), (3, 6610461), (9, 2203487), (11, 1802853), (13, 1525491), (19, 1043757), (33, 600951), (39, 508497), (57, 347919), (99, 200317), (117, 169499), (143, 138681), (171, 115973), (209, 94887), (247, 80289), (429, 46227), (627, 31629), (741, 26763), (811, 24453), (1287, 15409), (1881, 10543), (2223, 8921), (2433, 8151), (2717, 7299)]