19642248

素因数分解:

$2^3\times 3^2\times {\mathrm{272809}}^1$

素因数の和:272821

約数の個数: 24

約数和(自身を含む): 53197950

約数和(自身を除く): 33555702

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 272809, 545618, 818427, 1091236, 1636854, 2182472, 2455281, 3273708, 4910562, 6547416, 9821124, 19642248]

約数ペア:

[(1, 19642248), (2, 9821124), (3, 6547416), (4, 4910562), (6, 3273708), (8, 2455281), (9, 2182472), (12, 1636854), (18, 1091236), (24, 818427), (36, 545618), (72, 272809)]