19089686

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 17682154

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 121, 154, 191, 242, 382, 413, 649, 826, 847, 1298, 1337, 1694, 2101, 2674, 4202, 4543, 7139, 9086, 11269, 14278, 14707, 22538, 23111, 29414, 46222, 49973, 78883, 99946, 123959, 157766, 161777, 247918, 323554, 867713, 1363549, 1735426, 2727098, 9544843, 19089686]

約数ペア:

[(1, 19089686), (2, 9544843), (7, 2727098), (11, 1735426), (14, 1363549), (22, 867713), (59, 323554), (77, 247918), (118, 161777), (121, 157766), (154, 123959), (191, 99946), (242, 78883), (382, 49973), (413, 46222), (649, 29414), (826, 23111), (847, 22538), (1298, 14707), (1337, 14278), (1694, 11269), (2101, 9086), (2674, 7139), (4202, 4543)]