19651284

素因数分解:

$2^2\times 3^2\times {\mathrm{541}}^1\times {\mathrm{1009}}^1$

素因数の和:1560

約数の個数: 36

約数和(自身を含む): 49815220

約数和(自身を除く): 30163936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 541, 1009, 1082, 1623, 2018, 2164, 3027, 3246, 4036, 4869, 6054, 6492, 9081, 9738, 12108, 18162, 19476, 36324, 545869, 1091738, 1637607, 2183476, 3275214, 4912821, 6550428, 9825642, 19651284]

約数ペア:

[(1, 19651284), (2, 9825642), (3, 6550428), (4, 4912821), (6, 3275214), (9, 2183476), (12, 1637607), (18, 1091738), (36, 545869), (541, 36324), (1009, 19476), (1082, 18162), (1623, 12108), (2018, 9738), (2164, 9081), (3027, 6492), (3246, 6054), (4036, 4869)]