642333952

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{193009}}^1$

素因数の和:193038

約数の個数: 36

約数和(自身を含む): 1380793540

約数和(自身を除く): 738459588

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 193009, 386018, 772036, 1544072, 2509117, 3088144, 5018234, 6176288, 10036468, 12352576, 20072936, 24705152, 40145872, 49410304, 80291744, 160583488, 321166976, 642333952]

約数ペア:

[(1, 642333952), (2, 321166976), (4, 160583488), (8, 80291744), (13, 49410304), (16, 40145872), (26, 24705152), (32, 20072936), (52, 12352576), (64, 10036468), (104, 6176288), (128, 5018234), (208, 3088144), (256, 2509117), (416, 1544072), (832, 772036), (1664, 386018), (3328, 193009)]