19515554

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5939}}^1$

素因数の和:6025

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 11277406

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 5939, 11878, 184109, 314767, 368218, 629534, 9757777, 19515554]

約数ペア:

[(1, 19515554), (2, 9757777), (31, 629534), (53, 368218), (62, 314767), (106, 184109), (1643, 11878), (3286, 5939)]