19819872

素因数分解:

$2^5\times 3^2\times {\mathrm{68819}}^1$

素因数の和:68835

約数の個数: 36

約数和(自身を含む): 56363580

約数和(自身を除く): 36543708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 68819, 137638, 206457, 275276, 412914, 550552, 619371, 825828, 1101104, 1238742, 1651656, 2202208, 2477484, 3303312, 4954968, 6606624, 9909936, 19819872]

約数ペア:

[(1, 19819872), (2, 9909936), (3, 6606624), (4, 4954968), (6, 3303312), (8, 2477484), (9, 2202208), (12, 1651656), (16, 1238742), (18, 1101104), (24, 825828), (32, 619371), (36, 550552), (48, 412914), (72, 275276), (96, 206457), (144, 137638), (288, 68819)]