20211597328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3350729}}^1$

素因数の和:3350779

約数の個数: 40

約数和(自身を含む): 43626504600

約数和(自身を除く): 23414907272

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 3350729, 6701458, 13402916, 26805832, 43559477, 53611664, 87118954, 97171141, 174237908, 194342282, 348475816, 388684564, 696951632, 777369128, 1263224833, 1554738256, 2526449666, 5052899332, 10105798664, 20211597328]

約数ペア:

[(1, 20211597328), (2, 10105798664), (4, 5052899332), (8, 2526449666), (13, 1554738256), (16, 1263224833), (26, 777369128), (29, 696951632), (52, 388684564), (58, 348475816), (104, 194342282), (116, 174237908), (208, 97171141), (232, 87118954), (377, 53611664), (464, 43559477), (754, 26805832), (1508, 13402916), (3016, 6701458), (6032, 3350729)]