20457418898

素因数分解:

$2^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2360653}}^1$

素因数の和:2361281

約数の個数: 16

約数和(自身を含む): 35126531520

約数和(自身を除く): 14669112622

約数列:

[1, 2, 7, 14, 619, 1238, 4333, 8666, 2360653, 4721306, 16524571, 33049142, 1461244207, 2922488414, 10228709449, 20457418898]

約数ペア:

[(1, 20457418898), (2, 10228709449), (7, 2922488414), (14, 1461244207), (619, 33049142), (1238, 16524571), (4333, 4721306), (8666, 2360653)]