18540256

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1$

素因数の和:2291

約数の個数: 48

約数和(自身を含む): 42862176

約数和(自身を除く): 24321920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2237, 4144, 4474, 8288, 8948, 15659, 17896, 31318, 35792, 62636, 71584, 82769, 125272, 165538, 250544, 331076, 501088, 579383, 662152, 1158766, 1324304, 2317532, 2648608, 4635064, 9270128, 18540256]

約数ペア:

[(1, 18540256), (2, 9270128), (4, 4635064), (7, 2648608), (8, 2317532), (14, 1324304), (16, 1158766), (28, 662152), (32, 579383), (37, 501088), (56, 331076), (74, 250544), (112, 165538), (148, 125272), (224, 82769), (259, 71584), (296, 62636), (518, 35792), (592, 31318), (1036, 17896), (1184, 15659), (2072, 8948), (2237, 8288), (4144, 4474)]