19667752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{673}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 39914280

約数和(自身を除く): 20246528

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 281, 562, 673, 1124, 1346, 2248, 2692, 3653, 5384, 7306, 8749, 14612, 17498, 29224, 34996, 69992, 189113, 378226, 756452, 1512904, 2458469, 4916938, 9833876, 19667752]

約数ペア:

[(1, 19667752), (2, 9833876), (4, 4916938), (8, 2458469), (13, 1512904), (26, 756452), (52, 378226), (104, 189113), (281, 69992), (562, 34996), (673, 29224), (1124, 17498), (1346, 14612), (2248, 8749), (2692, 7306), (3653, 5384)]