19931769

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 15920775

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 663, 911, 1287, 1683, 1989, 2431, 2733, 7293, 8199, 10021, 11843, 15487, 21879, 30063, 35529, 46461, 90189, 106587, 130273, 139383, 170357, 201331, 390819, 511071, 603993, 1172457, 1533213, 1811979, 2214641, 6643923, 19931769]

約数ペア:

[(1, 19931769), (3, 6643923), (9, 2214641), (11, 1811979), (13, 1533213), (17, 1172457), (33, 603993), (39, 511071), (51, 390819), (99, 201331), (117, 170357), (143, 139383), (153, 130273), (187, 106587), (221, 90189), (429, 46461), (561, 35529), (663, 30063), (911, 21879), (1287, 15487), (1683, 11843), (1989, 10021), (2431, 8199), (2733, 7293)]