18516992

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 66

約数和(自身を含む): 40456908

約数和(自身を除く): 21939916

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 169, 208, 214, 256, 338, 416, 428, 512, 676, 832, 856, 1024, 1352, 1391, 1664, 1712, 2704, 2782, 3328, 3424, 5408, 5564, 6656, 6848, 10816, 11128, 13312, 13696, 18083, 21632, 22256, 27392, 36166, 43264, 44512, 54784, 72332, 86528, 89024, 109568, 144664, 173056, 178048, 289328, 356096, 578656, 712192, 1157312, 1424384, 2314624, 4629248, 9258496, 18516992]

約数ペア:

[(1, 18516992), (2, 9258496), (4, 4629248), (8, 2314624), (13, 1424384), (16, 1157312), (26, 712192), (32, 578656), (52, 356096), (64, 289328), (104, 178048), (107, 173056), (128, 144664), (169, 109568), (208, 89024), (214, 86528), (256, 72332), (338, 54784), (416, 44512), (428, 43264), (512, 36166), (676, 27392), (832, 22256), (856, 21632), (1024, 18083), (1352, 13696), (1391, 13312), (1664, 11128), (1712, 10816), (2704, 6848), (2782, 6656), (3328, 5564), (3424, 5408)]