18200226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 42353280

約数和(自身を除く): 24153054

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 37, 58, 66, 74, 87, 111, 174, 222, 257, 319, 407, 514, 638, 771, 814, 957, 1073, 1221, 1542, 1914, 2146, 2442, 2827, 3219, 5654, 6438, 7453, 8481, 9509, 11803, 14906, 16962, 19018, 22359, 23606, 28527, 35409, 44718, 57054, 70818, 81983, 104599, 163966, 209198, 245949, 275761, 313797, 491898, 551522, 627594, 827283, 1654566, 3033371, 6066742, 9100113, 18200226]

約数ペア:

[(1, 18200226), (2, 9100113), (3, 6066742), (6, 3033371), (11, 1654566), (22, 827283), (29, 627594), (33, 551522), (37, 491898), (58, 313797), (66, 275761), (74, 245949), (87, 209198), (111, 163966), (174, 104599), (222, 81983), (257, 70818), (319, 57054), (407, 44718), (514, 35409), (638, 28527), (771, 23606), (814, 22359), (957, 19018), (1073, 16962), (1221, 14906), (1542, 11803), (1914, 9509), (2146, 8481), (2442, 7453), (2827, 6438), (3219, 5654)]