18881036157

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1171789}}^1$

素因数の和:1171964

約数の個数: 16

約数和(自身を含む): 25985615040

約数和(自身を除く): 7104578883

約数列:

[1, 3, 41, 123, 131, 393, 5371, 16113, 1171789, 3515367, 48043349, 144130047, 153504359, 460513077, 6293678719, 18881036157]

約数ペア:

[(1, 18881036157), (3, 6293678719), (41, 460513077), (123, 153504359), (131, 144130047), (393, 48043349), (5371, 3515367), (16113, 1171789)]