18409424

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 60

約数和(自身を含む): 40421892

約数和(自身を除く): 22012468

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 121, 148, 176, 242, 257, 296, 407, 484, 514, 592, 814, 968, 1028, 1628, 1936, 2056, 2827, 3256, 4112, 4477, 5654, 6512, 8954, 9509, 11308, 17908, 19018, 22616, 31097, 35816, 38036, 45232, 62194, 71632, 76072, 104599, 124388, 152144, 209198, 248776, 418396, 497552, 836792, 1150589, 1673584, 2301178, 4602356, 9204712, 18409424]

約数ペア:

[(1, 18409424), (2, 9204712), (4, 4602356), (8, 2301178), (11, 1673584), (16, 1150589), (22, 836792), (37, 497552), (44, 418396), (74, 248776), (88, 209198), (121, 152144), (148, 124388), (176, 104599), (242, 76072), (257, 71632), (296, 62194), (407, 45232), (484, 38036), (514, 35816), (592, 31097), (814, 22616), (968, 19018), (1028, 17908), (1628, 11308), (1936, 9509), (2056, 8954), (2827, 6512), (3256, 5654), (4112, 4477)]