16668519130

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2600393}}^1$

素因数の和:2601041

約数の個数: 16

約数和(自身を含む): 30050153064

約数和(自身を除く): 13381633934

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 2600393, 5200786, 13001965, 26003930, 1666851913, 3333703826, 8334259565, 16668519130]

約数ペア:

[(1, 16668519130), (2, 8334259565), (5, 3333703826), (10, 1666851913), (641, 26003930), (1282, 13001965), (3205, 5200786), (6410, 2600393)]