19042816

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2892

約数の個数: 40

約数和(自身を含む): 40989564

約数和(自身を除く): 21946748

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 2861, 3328, 5722, 6656, 11444, 22888, 37193, 45776, 74386, 91552, 148772, 183104, 297544, 366208, 595088, 732416, 1190176, 1464832, 2380352, 4760704, 9521408, 19042816]

約数ペア:

[(1, 19042816), (2, 9521408), (4, 4760704), (8, 2380352), (13, 1464832), (16, 1190176), (26, 732416), (32, 595088), (52, 366208), (64, 297544), (104, 183104), (128, 148772), (208, 91552), (256, 74386), (416, 45776), (512, 37193), (832, 22888), (1664, 11444), (2861, 6656), (3328, 5722)]