1978164

素因数分解:

$2^2\times 3^2\times {\mathrm{54949}}^1$

素因数の和:54959

約数の個数: 18

約数和(自身を含む): 5000450

約数和(自身を除く): 3022286

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 54949, 109898, 164847, 219796, 329694, 494541, 659388, 989082, 1978164]

約数ペア:

[(1, 1978164), (2, 989082), (3, 659388), (4, 494541), (6, 329694), (9, 219796), (12, 164847), (18, 109898), (36, 54949)]