2019929872

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{963707}}^1$

素因数の和:963846

約数の個数: 20

約数和(自身を含む): 3943493136

約数和(自身を除く): 1923563264

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 963707, 1927414, 3854828, 7709656, 15419312, 126245617, 252491234, 504982468, 1009964936, 2019929872]

約数ペア:

[(1, 2019929872), (2, 1009964936), (4, 504982468), (8, 252491234), (16, 126245617), (131, 15419312), (262, 7709656), (524, 3854828), (1048, 1927414), (2096, 963707)]