18220544

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1910

約数の個数: 40

約数和(自身を含む): 38342040

約数和(自身を除く): 20121496

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 1873, 2432, 3746, 4864, 7492, 9728, 14984, 29968, 35587, 59936, 71174, 119872, 142348, 239744, 284696, 479488, 569392, 958976, 1138784, 2277568, 4555136, 9110272, 18220544]

約数ペア:

[(1, 18220544), (2, 9110272), (4, 4555136), (8, 2277568), (16, 1138784), (19, 958976), (32, 569392), (38, 479488), (64, 284696), (76, 239744), (128, 142348), (152, 119872), (256, 71174), (304, 59936), (512, 35587), (608, 29968), (1216, 14984), (1873, 9728), (2432, 7492), (3746, 4864)]