1620199404

素因数分解:

$2^2\times 3^2\times {\mathrm{45005539}}^1$

素因数の和:45005549

約数の個数: 18

約数和(自身を含む): 4095504140

約数和(自身を除く): 2475304736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 45005539, 90011078, 135016617, 180022156, 270033234, 405049851, 540066468, 810099702, 1620199404]

約数ペア:

[(1, 1620199404), (2, 810099702), (3, 540066468), (4, 405049851), (6, 270033234), (9, 180022156), (12, 135016617), (18, 90011078), (36, 45005539)]