26542672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127609}}^1$

素因数の和:127630

約数の個数: 20

約数和(自身を含む): 55382740

約数和(自身を除く): 28840068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 127609, 255218, 510436, 1020872, 1658917, 2041744, 3317834, 6635668, 13271336, 26542672]

約数ペア:

[(1, 26542672), (2, 13271336), (4, 6635668), (8, 3317834), (13, 2041744), (16, 1658917), (26, 1020872), (52, 510436), (104, 255218), (208, 127609)]