20401189002

素因数分解:

$2^1\times 3^2\times {\mathrm{1787}}^1\times {\mathrm{634247}}^1$

素因数の和:636042

約数の個数: 24

約数和(自身を含む): 44227381536

約数和(自身を除く): 23826192534

約数列:

[1, 2, 3, 6, 9, 18, 1787, 3574, 5361, 10722, 16083, 32166, 634247, 1268494, 1902741, 3805482, 5708223, 11416446, 1133399389, 2266798778, 3400198167, 6800396334, 10200594501, 20401189002]

約数ペア:

[(1, 20401189002), (2, 10200594501), (3, 6800396334), (6, 3400198167), (9, 2266798778), (18, 1133399389), (1787, 11416446), (3574, 5708223), (5361, 3805482), (10722, 1902741), (16083, 1268494), (32166, 634247)]