19876376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191119}}^1$

素因数の和:191138

約数の個数: 16

約数和(自身を含む): 40135200

約数和(自身を除く): 20258824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191119, 382238, 764476, 1528952, 2484547, 4969094, 9938188, 19876376]

約数ペア:

[(1, 19876376), (2, 9938188), (4, 4969094), (8, 2484547), (13, 1528952), (26, 764476), (52, 382238), (104, 191119)]