19612028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 36328320

約数和(自身を除く): 16716292

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1223, 2446, 4009, 4892, 8018, 16036, 23237, 46474, 92948, 258053, 516106, 1032212, 4903007, 9806014, 19612028]

約数ペア:

[(1, 19612028), (2, 9806014), (4, 4903007), (19, 1032212), (38, 516106), (76, 258053), (211, 92948), (422, 46474), (844, 23237), (1223, 16036), (2446, 8018), (4009, 4892)]