19201612

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 34659072

約数和(自身を除く): 15457460

約数列:

[1, 2, 4, 41, 82, 164, 191, 382, 613, 764, 1226, 2452, 7831, 15662, 25133, 31324, 50266, 100532, 117083, 234166, 468332, 4800403, 9600806, 19201612]

約数ペア:

[(1, 19201612), (2, 9600806), (4, 4800403), (41, 468332), (82, 234166), (164, 117083), (191, 100532), (382, 50266), (613, 31324), (764, 25133), (1226, 15662), (2452, 7831)]